Which of the following fractions are equivalent to 15211521? Select all that apply. (1 point) Responses 5757 5 7 30423042 30 42 21152115 21 15 25312531 25 31 45844584 45 84

1 answer

To determine which fractions are equivalent to 15211521, we need to find fractions that have the same value but with different numerators or denominators.

We can compare the simplified version of 15211521 with the given fractions:

15211521 can be simplified by dividing both the numerator and denominator by their greatest common factor, which is 7.
15211521 ÷ 7 = 2173074

Now, let's check which fractions have the same value as 2173074:

5757 ÷ 7 = 822
30423042 ÷ 7 = 4346148
21152115 ÷ 7 = 3021588
25312531 ÷ 7 = 3616076
45844584 ÷ 7 = 6549226

Out of these fractions, the ones that have the same value as 15211521 (2173074) are:

5757
30423042
25312531

So the correct answer is:

5757, 30423042, 25312531