GED Math Practice Test 4

This pie chart describes the market share of 5 brands of cleaner, based on a survey of 300 shoppers in New York.

Which 2 brands have similar market shares?

This pie chart describes the market share of 5 brands of cleaner, based on a survey of 300 shoppers in New York.

45 of the shoppers purchased D. How large is the sector angle for D?

This pie chart describes the market share of 5 brands of cleaner, based on a survey of 300 shoppers in New York.

The angle for B is 198 degrees. How many shoppers purchased B?

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?

Which of these is true?

Chong thinks of a number, adds 10 then multiplies the number so obtained by 3 and gets 42.

If the number is n then write an equation for this.

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?