Ratios, Proportions, and Percents Unit Study Guide
Authored by Jessica Farrow
Mathematics
8th Grade
43 Questions
CCSS covered
Used 10+ times
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1.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
An aquarium has 14 angelfish, 12 clownfish, and 18 seahorses in one exhibit. Write a ratio in simplest form.
angelfish to seahorses
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Vince took out a $500 loan to buy a new couch. He paid back the loan in 2 years and paid a total of $570. What was the simple interest rate for his loan?
Tags
CCSS.7.RP.A.3
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What was the simple interest rate on a $8,000 investment that was left in an account for 18 months and earned $360 in interest?
Tags
CCSS.7.RP.A.3
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Marcus borrowed $9,000 from his bank to buy a car. The bank charged him a simple interest rate of 1.25%. By the time he paid back the money, he had paid a total of $9,281.25. How long did it take Marcus to pay back the money?
Tags
CCSS.7.RP.A.3
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Chelsey put $450 into an account with a simple interest rate of 2.5%. When she withdrew the money she had earned a total of $67.50 in interest. How long did she leave the money in the account?
Tags
CCSS.7.RP.A.3
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Tyler borrowed $42,000 from the bank to open up a skateboard shop. If he had a simple interest rate of 5%, how much will he have paid to the bank in total once he paid the loan back in full after 15 years?
Tags
CCSS.7.RP.A.3
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Simon put $15,000 in an account with a simple interest rate of 4.5%. Calculate the amount of interest earned at the end of 8 years. Round to the nearest tenth or cent when necessary.
Tags
CCSS.7.RP.A.3
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