Question

Jenny is twice as old as William. 4 years ago she was six times as old as William. In 6 years time Jenny will be?

A. 5
B. 10
C. 11
D. 16

Answer 1

The answer is D 10years

Answer 2

The answer is D, 10. 4 years ago she was 6, so William must have been 1 (1/6 of 6). In 6 years time she will be 16 (10+[4+6 years]).