Rates and Ratios
A store sells 4 mini-pizzas for $6. How much would 28 mini-pizzas cost?
$ 42
What is 125% written as a decimal?
1.25
Solve: 4k = 72
18
Point E is at (-4, 3). What are the coordinates of its reflection across the y-axis?
(4,3)
What is 840 ÷ 70?
12
Susan can buy 5 seed packets for $3. How many packets can she buy for $18?
30 seed packets
Kevin answered 60% of 40 questions correctly. How many questions did he answer correctly?
24
Which expression is equivalent to 30 + 5x?
A. 5(6 + x)
B. 3(10 + 2x)
C. 4x + 26
D. 2(15 + 5x)
5(6 + x)
What is the distance between (-3, 6) and (-3, -4)?
10 units
What is 4.25 × 6.8?
2.89
Sheila travels 72 meters in 8 seconds at a constant speed. How long will it take her to travel 108 meters?
12
A coat costs $95 and is 30% off. How much money will Peter save?
$ 28.50
Which inequality correctly represents: “The least number of students in the room was 18”?
s>=18
Which number has the greatest absolute value?
-15, 9, -11, 13
-15
Find the greatest common factor (GCF) of 36 and 54.
18
Cary earned $72 for 9 hours of babysitting. How much would Cary earn for 45 hours?
$ 360
150 students represent 75% of the fifth grade. How many fifth graders are there in total?
200
Combine like terms: 5.2x + 8 + 2.1x – 3
7.3x + 5
Point A is at (2, -5). What are the coordinates after reflecting across the x-axis?
(2, 5)
Which expression has a quotient of 48?
A. 2,304 ÷ 48
B. 3,840 ÷ 80
C. 4,320 ÷ 90
D. 5,760 ÷ 120
A. 2,304 ÷ 48
Pat makes 3 sales for every 5 customers. Rick makes 4 sales for every 6 customers. Who has the better sales-to-customer ratio?
Rick
A jacket originally cost $120. After a 25% discount, what is the final price?
$90
Solve: 3(x – 4) = 27
13
Points A(-5, 4) and B(3, 4) form a horizontal segment. What is the length of the segment?
8 units
What is the least common multiple (LCM) of 6 and 15?
30