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OSWAL PUBLICATION-ARITHMETIC PROGRESSIONS -BOARD CORNER (SHORT ANSWER TYPE QUESTIONS)
- Which term of the A.P. 3,15,27, 39, ... will be 120 more than its 21st...
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- If S(n) the sum of first n terms of an A.P. is given by Sn = 3n^(2) ...
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- Find how many two digit natural numbers are divisible by 7 ?
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- If the sum of first n terms of an AP 2,4,6, . . . 240, then the value...
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- Find the sum of first 8 multiples of 3
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- Find how many integers between 200 and 500 are divisible by 8.
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- Which term of the A.P. 43, 49, 55, 61, .... is 103 ?
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- For what value of n, are the with terms of two APs: 63, 65, 67, . . . ...
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- If the m^(th) term of an A.P. is 1/n and the n^(th) term is 1/m, show ...
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- find the sum of n terms of the series (4-1/n)+(4-2/n)+(4-3/n)+...........
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- The mth term of an A.P. is (1)/(n) and nth term is (1)/(m). Its (mn)th...
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- If the 10th term of an A.Pis 52 and 17th term is 20 more than the 1...
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- How many terms of the AP: 9, 17, 25, . . . must be taken to give a sum...
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- If the p^(th) term of an A.P is q and q^(th) term is p, prove that its...
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