QUESTIONS AND STEP-BY-STEP ANSWERS
◉ Which of the following is the correct value of the expression
below?
15 + 2 x 5
-----------
11 -
a. 21
b. 5
c. 9.9. Answer: B
◉ Write in increasing order: -5, 5 2/3, 0.523.. Answer: -5, 0.523, 5
2/3
◉ Which of the following lists the numbers in decreasing order: -2, -
0.2, 2 2/10, 2?
a. -2, -0.2, 2, 2 2/10
b. 2 2/10, 2, -2, -0.2
c. -2, 2, -0.2, 2 2/10
, d. 2 2/10, 2, -0.2, -2. Answer: D
◉ x - 5 = 32
a. 22
b. 37
c. 27
d. 42. Answer: B
x - 5 = 32
x = 32 + 5
x = 37
◉ Given the equation 2x - 3 = 5x + 4, which of the following is an
acceptable first step toward solving the equation?
a. Subtract 3 from both sides of the equation
b. Add 4 to both sides of the equation
c. Subtract 2x from both sides of the equation. Answer: C
◉ Your current salary is $50,000. Next year you will get a 4%
increase in your salary. How much more money will you make next
year?. Answer: Convert 4% to decimal form: 0.04.