GED Math Diagnostic Practice Test

Put these four fractions in order from smallest to largest: 1/4, 2/3, 4/7, 1/2

On a number line what is the distance between -3/7 and -2/3 ?

An isosceles triangle has two equal sides. If two of the sides are 5 inches and 2 inches, what is the perimeter of the triangle?

The cylinder below has r = 10 inches and a volume of 6283 cubic inches to the nearest cubic inch. Find the height of the cylinder to the nearest inch.

A rocket on a computer screen has a path modeled by the equation h=-t²+3t+10 where t is time in seconds and h is the height above a platform and is in computer units. Find how long the rocket takes to reach the platform.

One third of the candidates for a job were 25 years old or younger. Two sevenths of the candidates were at least 50 years old. If 84 people applied for the job, how many were between 25 and 50?

Which of the following is a factor of 450 and multiple of 25?

Which of the following is the equation of the straight line joining the points on the graph corresponding to t = 2 and t = 1?

The formula for the volume V of the sphere = 4(pi)r³ / 3. Which of the following is the closest approximation to the volume when r, the radius, is 11 inches?

Results that senior students from a large high school received in an international mathematics examination.

A pass in this examination is regarded as a mark of 40 or more. How many students in this high school failed to pass this mathematics examination?

Which is the best simplification of (2⁴ x 3²) / (2 x 3)?

Which of the following is the same as (√3 + √2)² ?

What is the value of (x² + x + 3) / (x + 2) when x = -1?

Which of the following is the same as 10x² – 11x + 3?

How many ways can 6 people sit on a bench if 3 of them have to sit side by side?

There is a 12% sales tax. The pre-tax cost of a mobile phone is $280. What is the tax payable on this mobile phone?

Given the formula a = s² + 3b – c , find the value of a when s = 7, b = 13 and c = -24.

The circle below is divided into eight equal sectors. If a sector is chosen at random what is the probability that the sector contains B or C?

A wage sheet of a small business shows one employee’s details. The employee is paid $40 an hour for overtime hours where they work more than their usual 26 hours.

What number should replace x?

The graph below is part of the graph of the function T = (t + 1)(t – 3) for the temperature in a refrigerator for time t hours after midday.

For which set of t values is the temperature below 0?