A man bought 27 apples, 2/9 of them are bad.How many are good?

A) 6

B) 21

C) 27

D) 16

Total  Apples= 27

Bad Apples =2/9 of Total apples 

                    = 2/9 x 27

                    = 6

So Good Apples = 27-6 = 21