The sum of first n odd natural numbers in
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The sum of the first and third term of an arithmetic progression is 12 and the product of first and second term is 24, then first term is
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2
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If the 7^{th} term of a H.P. is 1/10 and the 12^{th} term is 1/25, then the 20^{th} term is
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3
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For A.P. T18  T8 = ........ ?
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4
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The sum of first five multiples of 3 is:
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5
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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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6
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What is the sum of all 3 digit numbers that leave a remainder of '2' when divided by 3?
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7
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Let S denotes the sum of n terms of an A.P. whose first term is a. If the common difference d is given by d = S_{n} – k S_{n1} + S_{n2} then k =
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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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The sum of n terms of an A.P. is 3n2 + 5n, then 164 is its
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10
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The 3rd and 8th term of an arithmetic progression are 13 and 2 respectively. What is the 14th term?
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