Practice focused topic-wise MCQs with answers and explanations for quick revision and exam preparation.
Difficulty select karke sirf is topic ke focused MCQs practice karein. Score, timer aur explanations student-friendly flow me milenge.
Showing 31-40 of 600 questions.
If an arithmetic progression has (a=6) and (d=4), what is the fifth term?
C. (22)
\(a_5=6+4\times4=22\) है। परीक्षा में (a_n=a+(n-1)d) में (n=5) रखें। / \(a_5=6+4\times4=22\). In exams, put (n=5) in (a_n=a+(n-1)d).
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In the sequence \(4,7,10,13,\ldots\), which term is (19)?
C. छठा पद(6)th term
पद (4,7,10,13,16,19) हैं, इसलिए (19) छठा पद है। परीक्षा में पदों को गिनते समय पहला पद शामिल करें। / The terms are (4,7,10,13,16,19), so (19) is the sixth term. In exams, include the first term while counting.
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If an arithmetic progression has \(a_1=8\) and \(a_2=14\), what is the common difference?
C. (6)
सार्व अंतर \(a_2-a_1=14-8=6\) है। परीक्षा में दो लगातार पदों का अंतर लें। / The common difference is \(a_2-a_1=14-8=6\). In exams, take the difference of two consecutive terms.
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What is the next term of the arithmetic progression \(17,21,25,29,\ldots\)?
C. (33)
सार्व अंतर (4) है, इसलिए अगला पद (29+4=33) है। परीक्षा में अंतिम ज्ञात पद में अंतर जोड़ें। / The common difference is (4), so the next term is (29+4=33). In exams, add the difference to the last known term.
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Which option shows an arithmetic progression?
C. (5,10,15,20)
(5,10,15,20) में लगातार अंतर (5) है। परीक्षा में विकल्पों में समान अंतर खोजें। / In (5,10,15,20), the consecutive difference is (5). In exams, look for equal differences in the options.
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What is the fifth term in the arithmetic progression \(100,90,80,70,\ldots\)?
B. (60)
सार्व अंतर (-10) है, इसलिए पाँचवाँ पद (60) है। परीक्षा में घटते पदों में सही दिशा में गिनें। / The common difference is (-10), so the fifth term is (60). In exams, count in the correct direction for decreasing terms.
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If \(x,,x+4,,x+8,\ldots\) is an arithmetic progression, what is the common difference?
C. (4)
दूसरे पद और पहले पद का अंतर ((x+4)-x=4) है। परीक्षा में बीजीय पदों में भी घटाव करें। / The difference between the second and first terms is ((x+4)-x=4). In exams, subtract even with algebraic terms.
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What is the common difference in the arithmetic progression \(3,3,3,3,\ldots\)?
A. (0)
लगातार पद समान हैं, इसलिए अंतर (3-3=0) है। परीक्षा में स्थिर श्रेणी भी समांतर श्रेणी हो सकती है। / Consecutive terms are equal, so the difference is (3-3=0). In exams, a constant sequence can also be an arithmetic progression.
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If (a=9) and (d=0), what are the first three terms?
C. (9,9,9)
सार्व अंतर (0) होने पर सभी पद (9) रहेंगे। परीक्षा में (d=0) का मतलब स्थिर श्रेणी है। / When the common difference is (0), all terms remain (9). In exams, (d=0) means a constant sequence.
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What is the missing term in the arithmetic progression \(2,\Box,10,14,\ldots\)?
C. (6)
(10) और (14) का अंतर (4) है, इसलिए रिक्त पद (10-4=6) है। परीक्षा में पीछे की ओर भी सार्व अंतर लगाएँ। / The difference between (10) and (14) is (4), so the missing term is (10-4=6). In exams, apply the common difference backward too.
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