A fruit salad recipe calls for 3/4 pound of apples and 2/5 pound of dates. What is the least common denominator of the fractions?

Given:

A fruit salad recipe calls for pound of apples and pound of dates.

To find:

The least common denominator of the fractions.

Solution:

The given fractions are:

and

The denominators of these fractions are 4 and 5 respectively.

Factor form of 4 is 2×2.

5 is a prime number, so factor form of 5 is 5×1.

Now, the least common denominator of the fractions is:

Therefore, the least common denominator of the fractions is 20.

a=r

d=q

c=p

b=s

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