Write the pair of fractions as a pair of fractions write a common denominator 3/10 and 2/5

3/10 and 2/5 = 3/10 and 4/10

Step-by-step explanation:

The common denominator of 3/10 and 2/5 is 10. Therefore, you would determine what multiplied by five would make ten, the denominator of 3/10. In this case, that would be 2. So, if you multiplied the denominator by two, you also need to multiply the numerator by two. If you do that, you are left with 3/10 and 4/10. Hope this helps! :)

b.my answer is b.

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