The 2nd and 8th term of an arithmetic progression are 17 and -1 respectively. What is the 14th term?
-19
-22
-20
-25
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1
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The 3rd and 7th term of an arithmetic progression are -9 and 11 respectively. What is the 15th term?
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2
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The first term of an Arithmetic Progression is 22 and the last term is -11. If the sum is 66, the number of terms in the sequence are:
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3
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If Sn denote the sum of the first n terms of an A.P. If S2n = 3Sn , then S3n : Sn is equal to
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4
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If the sum of p terms of an A.P. is q and the sum of q terms is p, then the sum of (p + q) terms will be
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5
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Sum of n terms of the series \(\sqrt 2 + \sqrt 8 + \sqrt {18} + \sqrt {32} + \) ....... is
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6
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In an A.P., if d = -4, n = 7, an = 4, then a is
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7
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What is the sum of all positive integers up to 1000, which are divisible by 5 and are not divisible by 2?
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8
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If the nth term of an A.P. is 2n + 1, then the sum of first n terms of the A.P. is
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9
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If sum of n terms of an A.P. is 3n2 + 5n and Tm = 164 then m =
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10
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What is the sum of the first 12 terms of an arithmetic progression if the 3rd term is -13 and the 6th term is -4?
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