How many 2-digit positive integers are divisible by 4 or 9?
32
22
34
30
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1
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Find the nth term of the following sequence :
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2
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The 3rd and 9th term of an arithmetic progression are -8 and 10 respectively. What is the 16th term?
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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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4
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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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5
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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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6
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The sum of first n odd natural numbers in
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7
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The number of terms of the A.P. 3, 7, 11, 15, ....... to be taken so that the sum is 406 is
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8
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If Sn denote the sum of the first n terms of an A.P. If S2n = 3Sn , then S3n : Sn is equal to
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9
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The two geometric means between the number 1 and 64 are
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10
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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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