Equations/Inequalities
Solve for w:
12 + w = 18
w = 6
What is the probability of flipping heads on a quarter?
1/2
What is the mode of the data?
12, 13, 14, 19, 21, 12
12
Solve for y:
3y = 150
y = 50
Angles that add up to a total of 90°
Complementary Angles
What is the probability of rolling a 4 on a regular die?
1/6
Find the mean (average) of the data:
12, 18, 13, 14, 22, 56, 15, 20
20
Solve for r:
r + 6 < 12
r < 6
What is the surface area of a cube with faces equal to 3cm by 3cm?
54 square cm
What is the probability of rolling an even number on a regular die? Write your answer in simplest fraction form.
1/2
Find the median of the data:
19, 7, 15, 12, 16, 17, 13, 22, 19
16
Raya drove for 124 miles and got to her destination in 2 hours. If her speed was constant, how fast was she going?
62 mph
When Beck buys gas for his car, he fills up his tank with $30 each time. If he spent $240, how many times did he fill up his tank? Make an equation, and then solve.
30x = 240, x = 8
What is the area of a circle whose diameter is 12cm?
113.04 cm squared
What is the probability of rolling a 6 on a die, then rolling again and landing on another 6.
1/36
Write the fraction as a percent, rounding the percent to the nearest hundredth:
12/592
2.03%
The cost at Sam's Club for granola bars is $15.95 for a box of 45 bars. What is the unit rate?
$0.35 per bar
Solve for p:
18 + 2p > 36
p > 9
Find the volume of a cylinder with a radius of 3 cm and a height of 10 cm. Use pi = 3.14
282.6 cm cubed
There are 6 blue raspberry, 5 cherry, 4 watermelon, and 5 green apple Jolly Ranchers in a bag. What is the probability of picking a blue raspberry, then a cherry, without replacement? Write your answer in simplest fraction form.
3/38
Find the upper and lower quartiles of the data:
19, 7, 15, 12, 16, 17, 13, 22, 19, 30
Lower = 13
Upper = 19
Last week Bill earned $210 for a 30-hour week. What was his pay rate? What would he have earned for a 40-hour week?
Pay rate = $7/hour In a 40-hour week Bill would have earned $280.