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Question Easy Mathematics Permutations and Combinations Fundamental principle of counting Class 11 Level 54

एक उपहार टोकरी में (2) फल प्रकार (5) चॉकलेट प्रकार और (3) पैकिंग विकल्प हैं। एक-एक चुनने के कितने तरीके हैं?

A gift basket has (2) fruit types (5) chocolate types and (3) packing options. How many ways are there to choose one each?

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Correct Answer

B. (30) तरीके(30) ways

Step 1

Concept

Total ways are \(2 \times 5 \times 3=30\). Treat every component of the basket as a separate stage.

Step 2

Why this answer is correct

The correct answer is B. (30) तरीके / (30) ways. Total ways are \(2 \times 5 \times 3=30\). Treat every component of the basket as a separate stage.

Step 3

Exam Tip

कुल तरीके \(2 \times 5 \times 3=30\) हैं। टोकरी के हर घटक को अलग चरण मानें।

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Question Hard Mathematics Permutations and Combinations Fundamental principle of counting Class 11 Level 52

एक भोजन पैकेज में (1) पेय, (1) स्नैक और (1) मिठाई चुनी जाती है। (5) पेय, (6) स्नैक और (4) मिठाइयाँ हैं। यदि चॉकलेट मिठाई के साथ कॉफी पेय नहीं लिया जा सकता, तो कुल पैकेज कितने हैं?

A meal package includes (1) drink, (1) snack, and (1) dessert. There are (5) drinks, (6) snacks, and (4) desserts. If coffee cannot be paired with chocolate dessert, how many packages are possible?

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Correct Answer

A. (114)

Step 1

Concept

Total packages are \(5 \times 6 \times 4\). Subtract (6) snack choices paired with the forbidden coffee-chocolate combination.

Step 2

Why this answer is correct

The correct answer is A. (114). Total packages are \(5 \times 6 \times 4\). Subtract (6) snack choices paired with the forbidden coffee-chocolate combination.

Step 3

Exam Tip

कुल \(5 \times 6 \times 4\) पैकेज हैं। निषिद्ध कॉफी-चॉकलेट के साथ (6) स्नैक विकल्प घटाएँ।

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Question Easy Economics National Income and Related Aggregates Consumption goods, capital goods, final goods, intermediate goods Class 12 Level 4

किसे उपभोग वस्तु कहा जाएगा?

Which will be called a consumption good?

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Correct Answer

B. परिवार की चॉकलेटFamily chocolate

Step 1

Concept

Family chocolate is for direct consumption. In exams see final use by consumer.

Step 2

Why this answer is correct

The correct answer is B. परिवार की चॉकलेट / Family chocolate. Family chocolate is for direct consumption. In exams see final use by consumer.

Step 3

Exam Tip

परिवार की चॉकलेट सीधे उपभोग के लिए है। परीक्षा में उपभोक्ता द्वारा अंतिम उपयोग देखें।

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