A certain family has 3 sons: Richard is 6 years older than David, and David is 8 years older than Scott. If in 8 years

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A certain family has 3 sons: Richard is 6 years older than David, and David is 8 years older than Scott. If in 8 years, Richard will be twice as old as Scott, then how old was David 4 years ago?

A. 8
B. 10
C. 12
D. 14
E. 16

OA B
Source: — Problem Solving |