Question

A jar of 70 marbles contains a mixture of blue, yellow, and red marbles. There are twice as many yellow marbles as blue marbles twice as many red marbles as there are yellow marbles. How many are there of each color?

Answer 1

40 red marbles, 20 yellow marbles, 10 blue marbles

Answer 2

40 red, 20 yellow, 10 blue.