Find the smallest number which should be multiplied with 560 to make it a perfect square.\nOptions:\n(A) 60\n(B) 55\n(C) 45\n(D) 25\n(E) 35 Hmmm, my stream of consciousness:
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560 = 2*2*2*2*7*5\nRequired smallest number = 7 * 5 = 35\n35 is the smallest number which should be multiplied with 560 to make it a perfect squar So, the answer is (E).
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