In an enormous jar of marbles, the ratio of red to green marbles is 13 to 5. If there are 600 green marbles, how many red marbles are in the jar?
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1 Answer

The ratio of red to green is 13 : 5

There are 600 green marbles, so 5 units = 600 marbles.

Thus, 1 unit = 600 / 5 = 120 marbles

Since there are 13 units of red marbles, the number of red marbles is:

120 * 13
= 1560 marbles

Hence, there are 1560 red marbles in the jar.

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