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Search Class 10 Questions

17 results found for "cleanliness-drive" in Class 10.

Question Easy General Knowledge Indian History Historical Monuments of India Class 10 Level 39

मरीन ड्राइव किस शहर का प्रसिद्ध ऐतिहासिक समुद्री तट मार्ग है?

Marine Drive is a famous historic seafront road of which city?

Explanation opens after your attempt
Correct Answer

A. मुंबईMumbai

Step 1

Concept

Marine Drive is a famous seafront road in Mumbai. In exams connect it with the urban heritage of Mumbai.

Step 2

Why this answer is correct

The correct answer is A. मुंबई / Mumbai. Marine Drive is a famous seafront road in Mumbai. In exams connect it with the urban heritage of Mumbai.

Step 3

Exam Tip

मरीन ड्राइव मुंबई में स्थित प्रसिद्ध समुद्री तट मार्ग है। परीक्षा में इसे मुंबई की शहरी विरासत से जोड़ें।

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Question Expert Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक स्वच्छता अभियान में पहले दिन (18) गलियां साफ हुईं और हर अगले दिन (6) गलियां अधिक साफ हुईं। (20) दिनों में कुल कितनी गलियां साफ होंगी?

In a cleanliness campaign (18) lanes are cleaned on the first day and (6) more lanes are cleaned each next day. How many lanes are cleaned in (20) days?

Explanation opens after your attempt
Correct Answer

B. (1500)

Step 1

Concept

The lane numbers are \(18,24,30,\ldots\) and \(S_{20}=1500\). Exam tip: treat a sequence with equal increase as an AP.

Step 2

Why this answer is correct

The correct answer is B. (1500). The lane numbers are \(18,24,30,\ldots\) and \(S_{20}=1500\). Exam tip: treat a sequence with equal increase as an AP.

Step 3

Exam Tip

गलियों की संख्या \(18,24,30,\ldots\) है और \(S_{20}=1500\)। परीक्षा में समान वृद्धि वाली श्रेणी को ए.पी. मानें।

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Question Expert Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक स्वच्छता अभियान में पहले दिन (12) गलियां साफ हुईं और हर अगले दिन (5) गलियां अधिक साफ हुईं। (21) दिनों में कुल कितनी गलियां साफ होंगी?

In a cleanliness campaign (12) lanes are cleaned on the first day and (5) more lanes are cleaned each next day. How many lanes are cleaned in (21) days?

Explanation opens after your attempt
Correct Answer

C. (1302)

Step 1

Concept

The lane numbers are \(12,17,22,\ldots\) and \(S_{21}=1302\). Exam tip: treat a sequence with equal increase as an AP.

Step 2

Why this answer is correct

The correct answer is C. (1302). The lane numbers are \(12,17,22,\ldots\) and \(S_{21}=1302\). Exam tip: treat a sequence with equal increase as an AP.

Step 3

Exam Tip

गलियों की संख्या \(12,17,22,\ldots\) है और \(S_{21}=1302\)। परीक्षा में समान वृद्धि वाली श्रेणी को ए.पी. मानें।

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Question Hard Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक स्वच्छता अभियान में पहले दिन (9) गलियां साफ हुईं और हर अगले दिन (4) गलियां अधिक साफ हुईं। (19) दिनों में कुल कितनी गलियां साफ होंगी?

In a cleanliness campaign (9) lanes are cleaned on the first day and (4) more lanes are cleaned each next day. How many lanes are cleaned in (19) days?

Explanation opens after your attempt
Correct Answer

A. (855)

Step 1

Concept

The lane numbers are \(9,13,17,\ldots\) and \(S_{19}=855\). Exam tip: treat a sequence with equal increase as an AP.

Step 2

Why this answer is correct

The correct answer is A. (855). The lane numbers are \(9,13,17,\ldots\) and \(S_{19}=855\). Exam tip: treat a sequence with equal increase as an AP.

Step 3

Exam Tip

गलियों की संख्या \(9,13,17,\ldots\) है और \(S_{19}=855\)। परीक्षा में समान वृद्धि वाली श्रेणी को ए.पी. मानें।

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Question Hard Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक स्वच्छता अभियान में पहले दिन (6) गलियां साफ हुईं और हर अगले दिन (3) गलियां अधिक साफ हुईं। (16) दिनों में कुल कितनी गलियां साफ होंगी?

In a cleanliness campaign (6) lanes are cleaned on the first day and (3) more lanes are cleaned each next day. How many lanes are cleaned in (16) days?

Explanation opens after your attempt
Correct Answer

C. (456)

Step 1

Concept

The lane numbers are \(6,9,12,\ldots\) and \(S_{16}=456\). Exam tip: treat a sequence with equal increase as an AP.

Step 2

Why this answer is correct

The correct answer is C. (456). The lane numbers are \(6,9,12,\ldots\) and \(S_{16}=456\). Exam tip: treat a sequence with equal increase as an AP.

Step 3

Exam Tip

गलियों की संख्या \(6,9,12,\ldots\) है और \(S_{16}=456\)। परीक्षा में समान वृद्धि वाली श्रेणी को ए.पी. मानें।

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Question Medium Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक स्वच्छता अभियान में पहले दिन (4) गलियां साफ हुईं और हर अगले दिन (3) गलियां अधिक साफ हुईं। (13) दिनों में कुल कितनी गलियां साफ होंगी?

In a cleanliness campaign (4) lanes are cleaned on the first day and (3) more lanes are cleaned each next day. How many lanes are cleaned in (13) days?

Explanation opens after your attempt
Correct Answer

B. (286)

Step 1

Concept

The lane numbers are \(4,7,10,\ldots\) and \(S_{13}=286\). Exam tip: treat a sequence with equal increase as an AP.

Step 2

Why this answer is correct

The correct answer is B. (286). The lane numbers are \(4,7,10,\ldots\) and \(S_{13}=286\). Exam tip: treat a sequence with equal increase as an AP.

Step 3

Exam Tip

गलियों की संख्या \(4,7,10,\ldots\) है और \(S_{13}=286\)। परीक्षा में समान वृद्धि वाली श्रेणी को ए.पी. मानें।

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Question Medium Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक स्वच्छता अभियान में पहले दिन (5) गलियां साफ हुईं और हर अगले दिन (2) गलियां अधिक साफ हुईं। (12) दिनों में कुल कितनी गलियां साफ होंगी?

In a cleanliness campaign (5) lanes are cleaned on the first day and (2) more lanes are cleaned each next day. How many lanes are cleaned in (12) days?

Explanation opens after your attempt
Correct Answer

C. (192)

Step 1

Concept

The lane numbers are \(5,7,9,\ldots\) and \(S_{12}=192\). Exam tip: a sequence with a small constant increase is also an AP.

Step 2

Why this answer is correct

The correct answer is C. (192). The lane numbers are \(5,7,9,\ldots\) and \(S_{12}=192\). Exam tip: a sequence with a small constant increase is also an AP.

Step 3

Exam Tip

गलियों की संख्या \(5,7,9,\ldots\) है और \(S_{12}=192\)। परीक्षा में छोटी वृद्धि वाली श्रेणी भी ए.पी. होती है।

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Question Medium Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 70

एक स्वच्छता अभियान में पहले दिन (2) गलियां साफ हुईं और हर अगले दिन (1) गली अधिक साफ हुई। (14) दिनों में कुल कितनी गलियां साफ होंगी?

In a cleanliness campaign (2) lanes are cleaned on the first day and (1) more lane is cleaned each next day. How many lanes are cleaned in (14) days?

Explanation opens after your attempt
Correct Answer

B. (119)

Step 1

Concept

The lane numbers are \(2,3,4,\ldots\) and \(S_{14}=119\). Exam tip: a sequence with small constant increase is also an AP.

Step 2

Why this answer is correct

The correct answer is B. (119). The lane numbers are \(2,3,4,\ldots\) and \(S_{14}=119\). Exam tip: a sequence with small constant increase is also an AP.

Step 3

Exam Tip

गलियों की संख्या \(2,3,4,\ldots\) है और \(S_{14}=119\)। परीक्षा में छोटी वृद्धि वाली श्रेणी भी ए.पी. होती है।

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Question Expert Science World of Living Reproduction Class 10 Level 27

ऊतक संवर्धन में स्वच्छता का महत्व क्यों अधिक है?

Why is cleanliness very important in tissue culture?

Explanation opens after your attempt
Correct Answer

A. सूक्ष्म जीव छोटे पौधे भाग को नष्ट कर सकते हैंMicrobes can destroy the small plant part

Step 1

Concept

In tissue culture, a small plant part is grown on a nutrient medium.

Step 2

Why this answer is correct

Microbes can grow quickly in that medium.

Step 3

Exam Tip

Clean conditions are needed so the plant part grows safely. चरण 1: ऊतक संवर्धन में पौधे का छोटा भाग पोषक माध्यम पर उगाया जाता है। चरण 2: सूक्ष्म जीव उस माध्यम में तेजी से बढ़ सकते हैं। चरण 3: इसलिए स्वच्छ दशा आवश्यक है ताकि पौधा भाग सुरक्षित बढ़े।

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Question Hard Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 70

एक पेड़ारोपण अभियान में पहले दिन (25) पेड़ लगाए गए और हर अगले दिन (5) पेड़ अधिक लगाए गए। कुल (900) पेड़ लगाने में कितने दिन लगेंगे?

In a tree plantation drive (25) trees are planted on the first day and (5) more trees are planted each next day. How many days are needed to plant (900) trees?

Explanation opens after your attempt
Correct Answer

C. (15)

Step 1

Concept

The tree numbers are \(25,30,35,\ldots\), and \(S_n=900\) gives (n=15). Exam tip: connect the target total with the sum formula.

Step 2

Why this answer is correct

The correct answer is C. (15). The tree numbers are \(25,30,35,\ldots\), and \(S_n=900\) gives (n=15). Exam tip: connect the target total with the sum formula.

Step 3

Exam Tip

पेड़ों की संख्या \(25,30,35,\ldots\) है और \(S_n=900\) से (n=15)। परीक्षा में कुल लक्ष्य को योग सूत्र से जोड़ें।

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Question Medium Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक पुस्तक दान अभियान में पहले दिन (20) पुस्तकें मिलीं और हर अगले दिन (8) पुस्तकें अधिक मिलीं। किस दिन (116) पुस्तकें मिलेंगी?

In a book donation drive (20) books are received on the first day and (8) more books are received each next day. On which day will (116) books be received?

Explanation opens after your attempt
Correct Answer

C. (13)

Step 1

Concept

From (20+(n-1)8=116), (n=13). Exam tip: set \(a_n\) equal to the given number to find the required day.

Step 2

Why this answer is correct

The correct answer is C. (13). From (20+(n-1)8=116), (n=13). Exam tip: set \(a_n\) equal to the given number to find the required day.

Step 3

Exam Tip

(20+(n-1)8=116) से (n=13) मिलता है। परीक्षा में वांछित दिन के लिए \(a_n\) को दी गई संख्या के बराबर रखें।

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Question Medium Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक पुस्तक दान अभियान में पहले दिन (18) पुस्तकें मिलीं और हर अगले दिन (7) पुस्तकें अधिक मिलीं। किस दिन (88) पुस्तकें मिलेंगी?

In a book donation drive (18) books are received on the first day and (7) more books are received each next day. On which day will (88) books be received?

Explanation opens after your attempt
Correct Answer

C. (11)

Step 1

Concept

From (18+(n-1)7=88), (n=11). Exam tip: set \(a_n\) equal to the given number to find the required day.

Step 2

Why this answer is correct

The correct answer is C. (11). From (18+(n-1)7=88), (n=11). Exam tip: set \(a_n\) equal to the given number to find the required day.

Step 3

Exam Tip

(18+(n-1)7=88) से (n=11) मिलता है। परीक्षा में वांछित दिन के लिए \(a_n\) को दी गई संख्या के बराबर रखें।

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Question Medium Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 70

एक पुस्तक दान अभियान में पहले दिन (12) पुस्तकें मिलीं और हर अगले दिन (6) पुस्तकें अधिक मिलीं। किस दिन (72) पुस्तकें मिलेंगी?

In a book donation drive (12) books are received on the first day and (6) more books are received each next day. On which day will (72) books be received?

Explanation opens after your attempt
Correct Answer

A. (11)

Step 1

Concept

From (12+(n-1)6=72), (n=11). Exam tip: set \(a_n\) equal to the given number to find the required day.

Step 2

Why this answer is correct

The correct answer is A. (11). From (12+(n-1)6=72), (n=11). Exam tip: set \(a_n\) equal to the given number to find the required day.

Step 3

Exam Tip

(12+(n-1)6=72) से (n=11) मिलता है। परीक्षा में वांछित दिन के लिए \(a_n\) को दी गई संख्या के बराबर रखें।

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Question Easy Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 72

एक पेड़ारोपण अभियान में पहले दिन (18) पेड़ लगाए गए और हर अगले दिन (6) पेड़ अधिक लगाए गए। (7)वें दिन कितने पेड़ लगाए जाएंगे?

In a tree plantation drive (18) trees are planted on the first day and (6) more trees each next day. How many trees are planted on the (7)th day?

Explanation opens after your attempt
Correct Answer

D. (54)

Step 1

Concept

The number of trees forms an AP. (a_7=18+6(6)=54).

Step 2

Why this answer is correct

The correct answer is D. (54). The number of trees forms an AP. (a_7=18+6(6)=54).

Step 3

Exam Tip

पेड़ों की संख्या समान्तर श्रेणी है। (a_7=18+6(6)=54)।

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Question Easy Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 71

एक पेड़ारोपण अभियान में पहले दिन (14) पेड़ लगाए गए और हर अगले दिन (7) पेड़ अधिक लगाए गए। (6)वें दिन कितने पेड़ लगाए जाएंगे?

In a tree plantation drive (14) trees are planted on the first day and (7) more trees each next day. How many trees are planted on the (6)th day?

Explanation opens after your attempt
Correct Answer

B. (49)

Step 1

Concept

The number of trees forms an AP. (a_6=14+5(7)=49).

Step 2

Why this answer is correct

The correct answer is B. (49). The number of trees forms an AP. (a_6=14+5(7)=49).

Step 3

Exam Tip

पेड़ों की संख्या समान्तर श्रेणी है। (a_6=14+5(7)=49)।

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Question Easy Mathematics Arithmetic Progressions (AP) Word problems based on APs Class 10 Level 70

एक दान अभियान में पहले दिन (100) रुपये मिले और हर अगले दिन (20) रुपये अधिक मिले। (7) दिनों में कुल कितना दान मिला?

In a donation drive, (100) rupees are received on the first day and (20) rupees more each next day. What is the total donation in (7) days?

Explanation opens after your attempt
Correct Answer

C. (1120)

Step 1

Concept

The donation amounts are \(100,120,140,\ldots\). (S_7=\frac{7}{2}[200+6(20)]=1120).

Step 2

Why this answer is correct

The correct answer is C. (1120). The donation amounts are \(100,120,140,\ldots\). (S_7=\frac{7}{2}[200+6(20)]=1120).

Step 3

Exam Tip

दान राशि \(100,120,140,\ldots\) है। (S_7=\frac{7}{2}[200+6(20)]=1120)।

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Question Easy Art Education Fundamentals of Visual Arts Elements of Art Class 10 Level 7

सफेद रंग अक्सर किस भाव से जुड़ता है?

White colour is often connected with which feeling?

Explanation opens after your attempt
Correct Answer

D. स्वच्छता और प्रकाशCleanliness and light

Step 1

Concept

White can suggest cleanliness and light. Exam tip: connect white also with light value.

Step 2

Why this answer is correct

The correct answer is D. स्वच्छता और प्रकाश / Cleanliness and light. White can suggest cleanliness and light. Exam tip: connect white also with light value.

Step 3

Exam Tip

सफेद रंग स्वच्छता और प्रकाश का संकेत दे सकता है। परीक्षा में सफेद को हल्का मान से भी जोड़ें।

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