Question

Fifteen marbles are in a row . 20% are blue.one third are green. Yellow marbles account for 0.2 of the row . The remaining marbles are red. Explain how to find out how many of each color of marbles are in the row

Answer 1

15(.20)= 3 marbles are blue.

15(1/3)= 5 are green

15(.20)= 3 are yellow

3+5+3=11 marbles

15-11= 4 that means the rest of them are red.