How to solve for a variable as part of a fraction

Practice Questions

GRE Quantitative Reasoning › How to solve for a variable as part of a fraction

Questions

7

1

If $\frac{(x-7)}{2x} = \frac{5}{9}$ , what is the value of ?

2

If $\frac{2}{3x} = \frac{4x}{5}$ , and what is the value of ?

3

If $\frac{x}{4} = 15$ , then what is $\frac{3x}{5} - 36$ equal to?

4

If $\frac{x-p}{r} = \frac{q}{pr}$ , and , what is the value of ?

5

If $\frac{6}{x}=\frac{9}{19}$ , then what is the value of ?

6

$\dpi{100} \small \frac{4 }{x} = \frac{2}{25}$

Find x.

7

The numerator of a fraction is the sum of 4 and 5 times the denominator. If you divide the fraction by 2, the numerator is 3 times the denominator. Find the simplified version of the fraction.

Return to subject