Integers
-15 - 20
-35
3/8 x 4/5
Simplify your answer.
3/10
What is the constant of proportionality?
x y
2 14
4 28
7 49
7
Nina is buying a shirt that is priced at $60. If she uses a 20% off coupon, how much will she pay for the shirt?
$48
Which expression represents the price of a shirt, priced at x dollars, that is going to be marked down by 30%?
a) 0.3x
b) 0.7x
c) 1.3x
b) 0.7x
8(-9)
-72
5/6 + 1/3
1 1/6
Mason read 3 1/2 chapters in 2 hours. How many chapters could he read in 10 hours?
17 1/2 chapters
Max buys a $45 dinner for him and his friends. He decides to leave a 22% tip. What will Max pay in total?
$54.90
Erasers cost $4.50 each and pencils cost $0.70 each. Madison is going to buy 1 eraser and y pencils. She has $20. Which inequality can be used to determine how many pencils she can buy?
a) 5.20y < 20
b) 4.50 + 0.70y > 20
c) 0.70y + 4.50 < 20
d) 4.50y + 0.70y < 20
c) 0.70y + 4.50 < 20
16 - 30
-14
58.7 - 0.92
57.78
Which equation represents the relationship between the variables below?
r 18 36 42
s 3 6 7
a) s = 6r
b) r = 6s
c) r = s/6
d) s = 6r
b) r = 6s
Katrina took 150 photographs last year. This year, she took 18% more than last year.
177 photographs
A rectangle has a length of 3 feet and a width of 2x-7 feet. Which expression represents the area of the rectangle?
a) 3(2x+7) square feet
b) 27x square feet
c) 3(9x) square feet
d) 6x-21 square feet
d) 6x-21 square feet
-8 + (-3) - 1
-12
Find the quotient of -5/8 and 1/2
-1 1/4
Tammy hiked 3 1/2 miles in 2 hours. How far did she hike per hour?
1 3/4 miles
Martin invests $4,500 in an account that earns 2.5% interest each year. How much will Martin earn in interest after 6 years?
$675
A pentagon has side lengths of 3.4x + 7, 5.1x + 2, 0.4x + 2, 9.8x + 5, and 3.2x + 11. What is the perimeter?
21.9x + 27
-4(-3)(-2)(-1)
24
John bought 4 1/3 ounces of clay. He used half of it to made an art project. He then accidentally dropped 2/5 of an ounce of the clay into the garbage can. How much clay does John have left?
1 23/30 ounces of clay
The ordered pairs (4, 6), (8, 12), and (16, y) represent a proportional relationship. What is the missing value?
y = 24
Marissa typed an essay last week that was 2,500 words. This week, she typed an essay that was 2,000 words. What was the percentage decrease in the number of words of her essays?
20%
A triangle has side lengths of 1/4x + 1, 2/3y + 5, and 3/5x - 3. What is the perimeter?
17/20x + 2/3y + 3