Percents
What is 85% of 650?
552.5
Which set(s) does the real number belong?
5
Natural, Whole, Integer, Rational, Irrational
Natural, Whole, Integer, Rational
Evaluate the expression:
12 - 32 + 5
8
The basketball team needs new basketballs. The company they plan to purchase the basketballs through charge $25 for shipping plus $75 per basketball. If the team has $1,150 to spend, how many basketballs can they purchase?
15 basketballs
Is the ordered pair (3, -7) a solution to the equation below?
y = -5x + 8
Yes, (3, -7) is a solution to the equation.
16.25 is what percent of 65?
25%
Which set(s) does the real number belong?
- 27
Natural, Whole, Integer, Rational, Irrational
integer, rational
Evaluate the expression:
5 ∙ 7 - 42 ÷ 2
27
The school got two shipments of chrome books. The first shipment contained 50 chrome books with a delivery fee of $60, and the second shipment contained 30 chrome books with a delivery fee of $40. If the total cost for the chrome books and delivery fees was $25,700, what was the cost per chrome book?
$320 per chrome book
Solve the equation.
5x + 14 = -21
x = -7
99 is 33 percent of what number?
300
Which set(s) does the real number belong?
5/7
Natural, Whole, Integer, Rational, Irrational
rational
Evaluate the expression:
6 ÷ 2 ∙ (8 - 3)2
75
The ratio of boys to girls at a nearby high school is 6:7. If there are a total of 676 boys and girls at the school, how many of them are girls?
364 girls
Solve the equation.
3x - 24 + 5x = 48
x = 9
Find the total cost:
A $160 jacket plus 7.25% sales tax.
$171.60
Which set(s) does the real number belong?
The square root of 3
Natural, Whole, Integer, Rational, Irrational
irrational
Evaluate the expression when x = 3 and y = - 2
2x2 - 5y
28
The ratio of cats to dogs at a large animal shelter is 14:3. If there are 39 dogs at the shelter, how many cats are at the shelter?
182 cats
Solve the equation.
16x + 19 = 7x + 1
x = -2
Find the total cost:
A $500 TV discounted 20% with 7% sales tax.
$428
Which set(s) does the real number belong?
0
Natural, Whole, Integer, Rational, Irrational
Whole, Integer, Rational
Evaluate the expression when x = 5 and y = - 4
3x2 ÷ (1 - y)
15
A nearby factory makes Rubik's Cubes. They spend $3,225 per day on business expenses plus $1.25 per Rubik's Cube they produce. If they charge $12.00 per Rubik's Cube, how many Rubik's Cubes must they sell in one day in order to equal their daily costs?
300 Rubik's Cubes
Solve the equation.
5(2x - 12) = 8x - 20 - 2x
x = 10