Answer :
Well, if they used 8 pineapples, that means they used 8 mangos, which means they used 32 apples, and 64 pears
8 pineapples = 8 mangoes
8 mangoes x 4 apples = 32 apples
32 apples x 2 pears = 64 pears
8 pineapples = 8 mangoes
8 mangoes x 4 apples = 32 apples
32 apples x 2 pears = 64 pears