How many terms are there in the GP 5, 20, 80, 320........... 20480?
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1
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(1) + (1 + 1) + (1 + 1 + 1) + ....... + (1 + 1 + 1 + ...... n - 1 times) = ......
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2
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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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3
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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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4
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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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5
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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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6
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Sum of n terms of the series \(\sqrt 2 + \sqrt 8 + \sqrt {18} + \sqrt {32} + \) ....... is
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7
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If 18th and 11th term of an A.P. are in the ratio 3 : 2, then its 21st and 5th terms are in the ratio
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8
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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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9
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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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10
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What is the sum of the first 12 terms of an arithmetic progression if the 3rd term is -13 and the 6th term is -4?
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