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Andrew and Sam start counting from 150 to 200 including. Andrew counts by fives, and Sam counts by threes. What is the ratio of the numbers Andrew counts to the numbers Sam counts?

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mathstudent55

Answer:

11/17

Step-by-step explanation:

150, 155, 160, 165, 170, 175, 180, 185, 190, 195, 200

There are 11 numbers when counting by 5.

150, 153, 156, 159, 162, 165, 168, 171, 174, 177, 180, 183, 186, 189, 192, 195, 198

There are 17 numbers when counting by 3.

Andrew/Sam = 11/17

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