Proportions
Mr. Holloway is a craftsman who makes custom guitars by hand. His last order was for 2 guitars, and it took him 8 weeks to make them. He receives an order to make 7 guitars.
If he makes the guitars at the same rate, how long will it take Mr. Holloway to make the guitars?
a. 10 weeks
b. 23 weeks
c. 28 weeks
d. 4 weeks
c.
20% of $5
1.00
What is the area of a rectangle with sides of 8 cm and 10 cm?
80 cm
t − 7 = 1
Solve for t.
t=8
A gym has 14 exercise stations, including 6 ellipticals.
What is the probability that a randomly selected exercise station will be an elliptical?
3/7
Every summer, Kendra plants a vegetable garden in her yard. Last year, she planted 6 rows of tomatoes and 8 rows of peppers. Kendra wants to keep the same ratio this year, but she only plans to plant 3 rows of tomatoes.
How many rows of peppers will Kendra plant this year?
a. 4 rows
b. 14 rows
c. 2.5 rows
d. 8 rows
a.
What percent of 40=4.
10 percent
What is the area of a triangle with a height of 5in and a base of 8in?
20 inches.
Solve for h.
9 = 2h + 5
A factory inspector found flaws in 3 out of 18 wooden boxes. What is the experimental probability that the next wooden box will be flawed?
3/18
Charlie is making chocolate cake for his birthday party. He found a recipe that needs 2 cups of cocoa powder for every 3 cups of sugar. All of his friends are coming, so he uses 6 cups of cocoa powder in his cake.How many cups of sugar should Charlie use?
9 cups
The sixth-graders at Dean's school got to choose between a field trip to a museum and a field trip to a factory. 49 sixth-graders picked the museum. If there are 70 sixth-graders in all at Dean's school, what percentage of the sixth-graders picked the museum?
70 percent
The radius of a circle is 2 feet. What is the circle's circumference?
12.56 feet.
Solve for s.
5s + 2s + 4s –5s =6
s=1
Toby has $500 in a savings account. The interest rate is 5% per year and is not compounded. How much interest will he earn in one year?
Use the formula i = prt
25.00
Britney just got a new video game for her birthday. Yesterday, she played for 27 minutes and beat 3 levels. Today, her parents said she can play for 45 minutes.
If she beats levels at the same rate, how many levels should Britney beat today?
5 levels.
What is the percent of change from 96 to 48?
50% decrease
The diameter of a circle is 6 meters. What is the circle's area?
28.26 meters squared.
he Logan family is renting a beach house from Aqua Coast Beach Rentals. Mr. Logan called the rental agency ahead of time to get the total cost for 9 days. The rental agent explained that since the family plans to stay during the off-season, there will be a one-time discount of $25 applied to their rental cost. The Logans will pay $920 in all.Which equation can you use to find d, how much the agency charges per day?
a. 25d-9=920
b. 25(d-9)=920
c. 9(d-25)=920
d. 9d-25= 920
You pick a card at random out of the following numbers:
3, 4, 5, 6
What is P(not less than 6)?
Write your answer as a percentage.
25%
Last summer, the Abrams family had a 30-gallon baby pool that they could fill in 15 minutes. This summer, they purchased a larger kiddie pool that holds 150 gallons of water.
If the Abrams fill the larger pool at the same rate, how long will it take to fill it in hours and minutes?
1 hour and 15 minutes.
In Cedarburg, the average low temperature for January was 40 °F. The average low in February was 25% lower. What was the average low in February?
30 degrees F.
As a contestant on a televised game show, Leslie gets to spin the big prize wheel, which has a radius of 2 meters. What is the prize wheel's area?
12.56 square meters.
Bert made 3 batches of his uncle's signature spicy wing sauce for a barbecue last weekend. He didn't want the sauce to be too spicy, so he tweaked the recipe, reducing the amount of hot sauce he put in each batch by 2 ounces. Bert used 24 ounces of hot sauce in all to make the wing sauce.
How much hot sauce does Bert's uncle usually put in each batch of spicy wing sauce?
24 ounces
Bennett has $500 in a savings account. The interest rate is 10% per year and is not compounded. How much will he have in total after one year?
550.00