Which pair of fractions and mixed numbers have a common denominator of 42?

a. 3 2/3 and 5/7

b. 2 1/6 and 3/4

c. 5 3/14 and 1/5

d. 1 4/7 and 5/8

A. 3 2/3 and 5/7

Step-by-step explanation:

The pair of fraction that has the same denominator of 42 are 3 2/3 and 5/7.

First fraction 3 2/3 = 11/3

Second fraction = 5/7

If we look at the denominator of both fractions i.e 3 and 7, they are both factor of 42. Since this two values can easily go in 42 without remainder, then we can conclude that both fraction initially has a denominator of 42.

7

step-by-step explanation:

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