The simplest form of the ratio 15:20 is _____?
- 3:4
- 1:4
- 3:5
- None of these
Explanation
To simplify the ratio 15:20, we need to find the greatest common divisor (GCD) of 15 and 20.
The GCD of 15 and 20 is 5.
Dividing both numbers by 5:
15 ÷ 5 = 3
20 ÷ 5 = 4
So, the simplest form of the ratio 15:20 is 3:4.
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