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:
9
10
11
12
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1
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15th term of A.P., x  7, x  2, x + 3, ........ is
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2
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If the fifth term of a GP is 81 and first term is 16, what will be the 4th term of the GP?
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3
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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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4
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In an A.P., if d = 4, n = 7, a_{n} = 4, then a is
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5
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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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6
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The nth term of an A.P., the sum of whose n terms is Sn, is
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7
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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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8
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Sum of n terms of the series \(\sqrt 2 + \sqrt 8 + \sqrt {18} + \sqrt {32} + \) ....... is
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9
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How many 2digit positive integers are divisible by 4 or 9?
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10
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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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