Use the value of the ratio to determine which ratio is equivalent to 7:15
21:4514:453:57:22
To determine which ratio is equivalent to 7:15, we need to find a ratio with the same value.
To find an equivalent ratio, we can multiply both parts of the given ratio by the same number.
Let's try multiplying both parts of the ratio 7:15 by 3:
7 * 3 = 21
15 * 3 = 45
So, the ratio 21:45 is equivalent to 7:15.