Question

The local telephone company took a survey and found out

that of 100 telephone calls dialed, 16 of them are wrong
numbers. How many wrong numbers will there be out of
250 calls dialed?

A. 40

B. 50

C. 55

D. 60

Answer 1

40. if out of 100 , 16 are wrong then out of 200, 32 are wrong and out of 50, 8 are wrong.
32+8 =40 so the answer is 40