Subject :IMO Class : Class 5

If the product of 2 ^{4}⁄_{7} and 3 is subtracted from a number, it gives 21 ^{5}⁄_{14}. Find the number.

A 13 ^{12}⁄_{16}

B 8 ^{9}⁄_{14}

C 11 ^{10}⁄_{14}

D 29 ^{1}⁄_{14}

Question has a misprint