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A is 5 years older than B who is thrice as old as C. If the total of ages of A, B and C is 40, then how old is C ?(A) 6(B) 7(C) 5(D) 8 Answer: (C) Explanation: Let C’s age
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What should be the value of x in equation (x / 216) = (96 / x)(A) 12(B) 13(C) 9(D) 11 Answer: (A) Explanation: Let (x / 216) = (96 / x)Then x2 = (216 x 96) = (36 x 2
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