If (64)2 - (36)2 = 20 x a, then a = ?
115
140
132
176
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1
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(112 X 5^4)
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10
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How many numbers between 190 and 580 are divisible by 4,5 and 6?
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2
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The largest natural number which exactly divides the product of any four consecutive natural numbers is:
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3
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72519 X 9999
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4
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The sum of first 49 natural numbers is ?
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5
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476 ** 0 is divisible by both 3 and 11.The non zero digits in the hundred's and ten's places are respectively:
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6
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107 x 107 + 93 x 93 = ?
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7
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Which one of the following numbers is exactly divisible by 11?
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8
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How many of the following numbers are divisible by 3 but not by 9. 4320, 2343, 3474, 4131, 5286, 5340, 6336, 7347, 8115, 9276
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9
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If the number 517*324 is completely divisible by 3, then the smallest whole number in the place of * will be
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