ANSWER :
The equivalent fractions are :
24/42 = 4/7
16/20 = 4/5
EXPLANATION :
From the problem, we have the fractions 24/42 and 16/20
For 24/42
We need to think of a number that the numerator and the denominator will be divisible of.
24 and 42 are both divisible by 6.
That will be :
Therefore, the equivalent fraction for 24/42 is 4/7
For 16/20
We will do the same procedure, 16 and 20 are divisible by 4.
That will be :
The equivalent fraction for 16/20 is 4/5