The 7th and 12th term of an arithmetic progression are -15 and 5 respectively. What is the 16th term?
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1
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Which term of the A.P. 92, 88, 84, 80, ...... is 0?
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2
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Which term of the A.P. 92, 88, 84, 80, ...... is 0?
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3
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Consider an infinite G.P. with first term a and common ratio r, its sum is 4 and the second term is 3/4, then
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4
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The first and last term of an A.P. is a and l respectively. If S is the sum of all the terms of the A.P. and the common difference is given by \(\frac{{{l^2} - {a^2}}}{{k - \left( {l + a} \right)}}\) then k = ?
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5
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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 = Sn – k Sn-1 + Sn-2 then k =
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6
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If the 3rd and the 5th term of an arithmetic progression are 13 and 21, what is the 13th term?
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7
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The 3rd and 6th term of an arithmetic progression are 13 and -5 respectively. What is the 11th term?
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8
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If the 7th term of a H.P. is 1/10 and the 12th term is 1/25, then the 20th term is
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9
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How many terms are there in 20, 25, 30 . . . . . . 140?
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10
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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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