ACT Math Practice

Front

What is the probability of drawing a number less than 9 from a set of numbers 1 to 15?

Back

Front

How do you combine like terms in the expression -4x^3 - 12x^3 + 9x^2?

Back

Front

What is the formula to calculate Thomas's pay for a week with regular and overtime hours?

Back

Regular pay = hourly rate * regular hours; Overtime pay = hourly rate * 1.5 * overtime hours. Total pay = Regular pay + Overtime pay - deductions.

Front

How do you evaluate the expression 10 + 3(12 ÷ (3x)) when x = 2?

Back

Substituting x = 2 gives 10 + 3(12 ÷ (3*2)) = 10 + 3(2) = 10 + 6 = 16.

Front

What type of graph has no vertical line of symmetry?

Back

A scalene triangle has no vertical line of symmetry because all sides and angles are different.

Front

Define probability in a mathematical context.

Back

Probability is the measure of the likelihood that an event will occur, calculated as the number of favorable outcomes divided by the total number of possible outcomes.

Front

What is a like term in algebra?

Back

Like terms are terms that have the same variable raised to the same power, allowing them to be combined.

Front

What is the hourly rate for regular time if Thomas earns $15 per hour?

Back

Thomas earns $15 per hour during regular time.

Front

What is the formula for calculating overtime pay?

Back

Overtime pay = hourly rate * 1.5 * number of overtime hours.

Front

What is the total number of outcomes when drawing one piece of paper from 15?

Back

The total number of outcomes is 15, as there are 15 pieces of paper.