Question

Item 11

A bag contains 6 red marbles. The ratio of red marbles to blue marbles is 2 for every 5. Find the number of blue marbles in the bag.

Answer 1

15 blue marbles

Explanation:

every 2 red marbles, 5 blue.

6/2=3 5x3=15

2 red - 5 blue

4 red - 10 blue

6 red - 15 blue