Question

If 3 pieces of candy costs 2.10 how much would 4 peices cost?

Answer 1

3 pieces cost= Rs 2.10

1 pieces cost=2.10/3

Now, 4 pieces cost=2.10/3×4

=Rs 2.8

Answer 2

three pieces of candy cost 2.1 0
one piece will cost 0.7
four pieces will cost 2.8