What is the sum of the first 12 terms of an arithmetic progression if the first term is -19 and last term is 36?
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If three numbers be in G.P., then their logarithms will be in
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2
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What is the sum of the first 9 terms of an arithmetic progression if the first term is 7 and last term is 55?
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3
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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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In an A.P., if d = -4, n = 7, an = 4, then a is
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5
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The 2nd and 8th term of an arithmetic progression are 17 and -1 respectively. What is the 14th term?
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6
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A boy agrees to work at the rate of one rupee on the first day, two rupees on the second day, and four rupees on third day and so on. How much will the boy get if he started working on the 1st of February and finishes on the 20th of February?
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7
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15th term of A.P., x - 7, x - 2, x + 3, ........ is
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8
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What is the sum of the first 12 terms of an arithmetic progression if the first term is -19 and last term is 36?
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9
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What is the sum of the first 17 terms of an arithmetic progression if the first term is -20 and last term is 28?
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10
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The 7th and 12th term of an arithmetic progression are -15 and 5 respectively. What is the 16th term?
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