If 7 times the seventh term of an Arithmetic Progression (AP) is equal to 11 times its eleventh term, then the 18th term of the AP will be
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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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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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If a, b, c are in A.P., then (a – c)^{2}/ (b^{2} – ac) =
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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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The sum of the first four terms of an A.P. is 56. The sum of the last four terms is 112. If its first term is 11, the number of terms is
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What is the sum of the first 13 terms of an arithmetic progression if the first term is 10 and last term is 26?
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What is the sum of the first 12 terms of an arithmetic progression if the 3^{rd} term is 13 and the 6^{th} term is 4?
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The sum of the first 16 terms of an AP whose first term and third term are 5 and 15 respectively is
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The two geometric means between the number 1 and 64 are
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After striking the floor, a rubber ball rebounds to 4/5th of the height from which it has fallen. Find the total distance that it travels before coming to rest if it has been gently dropped from a height of 120 metres.
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