Unit 2. Lesson 3: Lessons 1-3 Quiz
The cost of a telephone call is $0.75 + $0.25 times the number of minutes. Write an algebraic expression that models the cost of a telephone call that lasts t minute
$0.75+$0.25t
Simplify the expression: 4² + 8 ÷ 2
(0 pts) 12 (1 pt) 20 (0 pts) 8 (0 pts) 16
Find the square root of 25.
(0 pts) 125 (1 pt) 5 (0 pts) 10 (0 pts) 0.05
Name the subset(s) of real numbers to which the number zero belongs. Choose all that apply,
(0 pts) irrational numbers (1 pt) integers (1 pt) whole numbers (0 pts) natural numbers
Write an algebraic expression for the following word phase: the quotient of r and 12.
(0 pts) r • 12 (0 pts) r + 12 (1 pt) r ÷ 12 (0 pts) r - 12
Find the square root of 0.81.
(1 pt) 0.9 (0 pts) 9 (0 pts) 81 (0 pts) 0.09
Write a word phrase for the algebraic expression 3x - 7
(1 pt) the difference of three times a number x and seven (0 pts) the difference of seven and three times a number x (0 pts) three times a number x fewer than seven (0 pts) the quotient of three times a number x and seven
