ACT Prep - Math

Front

If Joan's English assignment is to read 80 pages, and she has read 4/5 of her assignment, how many pages does she have left to read?

Back

16 pages left to read.

Front

What is the mean of the list of numbers: 62, 100, 93, 62, 72, 78, 50, 85, 62, 36?

Back

The mean is 70.

Front

What is the formula for the area of a triangle?

Back

A = 1/2bh.

Front

What is the formula for the area of a circle?

Back

A = πr².

Front

Mr. Jones earns a total of $320 each week. If 18% is withheld for deductions, what is his take-home pay?

Back

His take-home pay is $262.40.

Front

What is the formula for calculating the mean of a set of numbers?

Back

Mean = (Sum of all values) / (Number of values).

Front

What is the definition of a triangle?

Back

A polygon with three edges and three vertices.

Front

What is the definition of a circle?

Back

A shape with all points the same distance from the center.

Front

How do you calculate the percentage of a number?

Back

Percentage = (Part/Whole) × 100.

Front

What is the formula for the area of a rectangle?

Back

A = length × width.