How to find the reciprocal of a fraction

Practice Questions

GRE Quantitative Reasoning › How to find the reciprocal of a fraction

Questions

4

1

Find the reciprocal of the following expression:

$\frac{2x^2 + 3x + 4}{3b}$

2

Find the reciprocal of the following expression:

$22\frac{1}{2}$

3

What is the sum of the reciprocal of , the reciprocal of , the reciprocal of , and ?

4

Carpenter A takes 45 hours to build a table. Carpenter B takes 30 hours. When they work together, how long will it take them to build a table?

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