Aptitude | Arithmetic Aptitude 4 | Question 4

Two numbers are in the ratio of 2:9. If their H. C. F. is 19, numbers are:
(A) 6, 27
(B) 8, 36
(C) 38, 171
(D) 20, 90


Answer: (C)

Explanation:

Let the numbers be 2X and 9X
Then their H.C.F. is X, so X = 19
∴ Numbers are (2x19 and 9x19) i.e. 38 and 171


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