Equations / Inequalities
3c − 15 = −45
c = -10
What is 36% of 675?
243
The diameter of a circle is 137 m. Find the circumference to the nearest whole number.
C ≈ 430 m
Find the median and mean of the data set below:
13, 14, 19, 24, 44
The median is 19
The mean is 22.8
At the grocery store, 4 pounds of ground beef cost $26. How much does one pound of beef cost?
$6.50
9(y−4) = 27
y = 7
134 is what percent of 200?
67%
:)
The radius of a circle is 16 cm. Find its area to the nearest whole number.
804 cm2
Suppose we pick one card at random from a standard 52-card deck. What is the probability that we pick a 7? Express your answer as a fraction.
4/52 or 1/13
To make a batch of rice, 30 cups of water are combined with 10 cups of rice. How many cups of water are needed for one cup of rice?
3 cups
4x − 8 > 4
x > 3
A group of friends were working on a student film that had a budget of $900. They used 53% of their budget on equipment.
How much money did they spend on equipment?
$477
What is the volume, in cubic feet, of a rectangular prism with a height of 88 feet, a width of 33 feet, and a length of 99 feet?
216 ft3
A bag contains 2 yellow, 8 orange, 2 purple, and 4 blue marbles. Suppose that we randomly choose a marble.
What is the probability that we pick an orange marble? Express your answer as a fraction.
8/16 = 1/2
Cameron drove 156 miles in 3 hours. If he continued at the same rate, how long would it take to travel 520 miles?
10 hours
2(x−2) + 3x − 1 = −15
x = -2
A bakery sold a total of 200 cupcakes in a day, and 42 of them were chocolate flavored. What percentage of cupcakes sold that day were chocolate flavored?
21%
The diameter of a circle is 45 cm. Find its area to the nearest whole number.
1590 cm2
Find the median and mean of the data set below:
8, 9, 21, 48
The median is 15
The mean is 21.5
One week, Kiran earned $219.80 at his job when he worked for 14 hours.
If he is paid the same hourly wage, how much would he make the next week if he worked 32 hours?
$502.40
−2x − 76 > −66
x < −5
Savannah goes out to lunch. The bill, before tax and tip, was $19.05. A sales tax of 6% was added on.
Savannah tipped 12% on the amount after the sales tax was added. How much tip did she leave?
Savannah left a $2.42 tip
A solid is cut by a plane that is parallel to its base, forming a two-dimensional cross section in the shape of a circle.
Which of the following solids could have resulted in that cross section?
A) right cylinder
B) right hexagonal prism C) rectangular pyramid
D) right triangular prism
choice A
Suppose we roll a fair 6-sided die with sides numbered 1–6. What is the probability that it does NOT land showing a 2? Express your answer as a fraction.
5/6
Daniel bought 33 fish sticks for $5.10. If Daniel spent $28.90, how many fish sticks did he buy?
17 fish sticks