A is 3 years older to B and 3 years younger to C while B and D are twins How many years older is C a...........

Logical Reasoning(Master ) Arithmetical Reasoning

A is 3 years older to B and 3 years younger to C, while B and D are twins. How many years older is C and D?

Since B and D are twins.
So B = D.
Now A = B + 3 and A = C – 3.
Thus, B + 3 = C – 3 ‹=› D + 3 = C – 3 ‹=› C – D = 6.

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