Percentages
What is 30% of 40?
12
4 + 3 * 5
19
Which number is greater?
-8 or -5
-5
A basket has 8 apples and 12 oranges.
What is the ratio of apples to oranges in simplest form?
2:3
A car travels 180 miles in 3 hours.
What is its speed in miles per hour?
60 miles per hour
A shirt costs $30. It is 25% off.
How much is the discount?
$7.50
18 ÷ (6 - 3)
6
Put these numbers in order from least to greatest:
-4, 7, 0, -9, 3
-9, -4, 0, 3, 7
The ratio of dogs to cats at an animal shelter is 3 : 5.
There are 40 animals altogether.
How many are dogs?
15
Which is the better buy?
15 bottles of water for $5.25
A $80 item has a 10% sales tax.
What is the total cost?
$88
22 + 3 * 4
16
Which number is farthest from 0?
-6, 8, -10, 9
-10
A classroom has 12 boys and 18 girls.
What is the ratio of boys to all students in simplest form?
2:5
A printer prints 84 pages in 6 minutes.
How many pages does it print every minute?
14
A $60 jacket is on sale for 30% off, then an additional 10% off the sale price.
$37.80
5x + 2x + 3
7x + 3
The temperature was -12°C in the morning and 5°C in the afternoon.
By how many degrees did the temperature change?
17
Which of these is NOT equivalent to 4 : 7?
A. 8 : 14
B. 16 : 28
C. 20 : 35
D. 24 : 40
D. 24:40
Three stores sell the same cereal.
A. $5.40 for 12 oz
B. $7.35 for 15 oz
C. $8.64 for 18 oz
Which store has the lowest price per ounce?
Store A
A store increases the price of a $50 item by 20%, then offers a 25% discount on the new price.
What is the final price?
$45
Evalute when a = 4:
3a + 2(a - 1)
18
A scuba diver starts at -35 feet.
They swim up 18 feet, then down 27 feet, then up 14 feet.
What is the diver’s final position?
-30
The ratio of red marbles to blue marbles is 2 : 5.
A student says there could be 14 red marbles and 35 blue marbles.
Do you agree or disagree? Explain.
Yes.
14 : 35 simplifies to 2 : 5 because both numbers divide by 7.
Four friends split a bill of $84 equally.
Each person also leaves a $4 tip.
How much does each person pay?
$25