Question

If you had 25 red marbles and 50 green marbles. How many more green marbles would you have to add so the ratio is 1red marble to every 6 green marbles?

Answer 1

The answer is 100 more green marbles

Answer 2

150

Explanation:

25:50 is the same 1:2 so if you multiply 2x3 you get so 6 same as 50x3 which is 150