Write the algebraic expression.
2 less than y
y - 2
A mouse ran 360 centimeter in 9 seconds. What is the unit rate in centimeters per second?
40 centimeters per second
What number is 5% of 80?
4
What is the probability of rolling a 5 on a number cube?
1/6
What is the range?
12, 4, 7, 15, 18
14
Can a triangle be made with these angles? Explain.
42º, 55º, 93º
No, because the sum of the angles is not 180 degrees.
Simplify.
m + 22 + 4m - 23
5m - 1
Banana slugs can move at 17 cm per minute. If a banana slug travels for 5 minutes, how far will it travel?
85 cm in 5 mins
What is the percent of discount from $200 to $150. Round to the nearest tenth of a percent.
25% decrease
You randomly choose a marble from a jar that contains 2 red marbles, 6 blue marbles, and 8 green marbles. What is the theoretical probability of choosing a red marble?
1/8
What is the median?
12, 19, 6, 8, 14
12
Can a quadrilateral be made with these angles? Explain.
94º, 52º, 78º, 136º
Yes, because the sum of the angles is 360º.
Simplify.
4.25 + 2(7x - 2)
14x + 0.25
If Adam’s plane traveled at a constant speed of 375 miles per hour for six hours, how far did the plane travel?
2,250 miles
What is the sale price of a $40 item after a 20% discount?
$32
To order a pizza, you must select one crust and one topping. How many possible combinations of pizzas are there?
Crust: thin or thick
Toppings: pepperoni, ham, or veggie
6 possible pizza combinations (2x3=6)
What is the 1st quartile?
5, 20, 12, 19, 6, 8, 14
6
What is the circumference of a circle with a diameter of 4.5 inches? Use 3.14 for pi.
14.13 inches
Solve for y.
1/8y=-5
y=-40
Sarah was selling bags of cookies for a bake sale. For every 3 chocolate chip cookies she put in the bag, she puts 2 peanut butter cookies in as well. If she bagged up 30 peanut butter cookies, how many chocolate chip cookies did she put in the bag?
45 chocolate chip cookies
How long does it take an account with a principal of $650 to earn $78 in interest at a simple annual interest rate of 3%?
4 years
What is the probability of spinning yellow and then spinning green?
3/32
What is the interquartile range?
5, 20, 12, 19, 6, 8, 14
13
What is the area of a circle with a diameter of 5 cm? Use 3.14 for pi.
19.625 cm2
Solve:
-4x + 20 = 32
x = -3
Ms. Romeo is making a peanut butter and bacon sandwich for lunch. She is making sandwiches for 8 of her friends. To make one sandwich, she uses 4 scoops of peanut butter and 9 pieces of bacon. How many scoops of peanut butter and pieces of bacon will she need if she is going to make 8 sandwiches?
A camera has a regular price of $300. It is on sale for 40% off. The sales tax is 6%. What is the total price paid including tax?
$190.80
What is the probability of randomly picking an orange marble, keeping it, and then picking a blue marble?
1/11
What is the value of the interquartile range?
5
Find the value of x.
x = 10