Percent of Change and Simple Interest

Mr Ritu had 27 students in his class last year and this year he has 30 students in his math class. What is the percent of change?

• 24%

• 20%

• 11%

• 50%

Tags

CCSS.6.RP.A.3C

Last week, you finished level 2 of a video game in 32 minutes. Today, you finished level 2 in 28 minutes. What is your percent of change?

• Increase 12.5%

• Decrease 12.5%

• Increase 4%

• Decrease 4%

Tags

CCSS.6.RP.A.3C

Tickets to Disney World are $100. The price is going to increase on January 1. What is the percent of change if the cost increases to a $120?

• 25%
• 18%
• 20%
• 50%

Tags

CCSS.6.RP.A.3C

One week, 72 people got a speeding ticket. The next week, only 36 people got a speeding ticket. What is the percent of change in the speeding tickets?

• Increase 50%
• Decrease 50%
• Increase 1%
• Decrease 1%

Tags

CCSS.6.RP.A.3C

Kermit took out a 4 year loan for $5,500. He had to pay a total of $1,870 in interest payments. What rate did he pay for his loan?

• 85%

• 5.5%

• 8.5%

• 14%

Tags

CCSS.7.RP.A.3

What is the interest earned on a savings account over 2 years, given a principal of $200 and a rate of 5%?

• $5

• $25

• $20

• $2

Tags

CCSS.7.RP.A.3

What would be the total amount of your student loan, if you had to pay back a loan of $10,550, at a rate of 3% over the course of 10 years ?

• $13,715

• $3165

• $31,650

• $10,550

Tags

CCSS.7.RP.A.3

Jaime wants to earn $500 in interest so she'll have enough to buy a used car. She puts $2,000 into an account that earns 2.5% interest. How long will she need to leave her money in the account to earn $500?

• 10 years

• 1 year

• 5 years

• .1 years

Tags

CCSS.7.RP.A.3

Anna invested $2,500 at an annual rate of 5%.  How long will it take until Anna earns $1,125 in interest?

• 5 years
• 8 years
• 10 years
• 9 years

Tags

CCSS.7.RP.A.3

Dan borrowed $2,000 for 6 months at 12% annual simple interest rate. How much interest is that?

• $120
• $144
• $1,200
• $1,440

Tags

CCSS.7.RP.A.3