PERCENTS

What is the formula for simple interest?

• A=P(1+r)^t
• I=Prt
• I=P(1+r)t
• A=Prt

Tags

CCSS.8.EE.C.7B

Tina invested $2,000 in a simple interest account and earned 8% rate for 5 years. What is the interest that she earned on the account?

• $160

• $800

• $80,000

• $16

Tags

CCSS.7.RP.A.3

What is the total cost with sales tax?
Price $17.95
Tax 6%

• $19.03
• $18.50
• $1.08
• $2.15

Tags

CCSS.6.RP.A.3C

If a movie ticket is marked up 15% and the old cost was $8. How much is the ticket now?

• $9.20

• $14.80

• $1.20

• $8.15

Tags

CCSS.6.RP.A.3C

Regular price: $174. Discount: 40%. Find the sale price. Round to nearest cent if necessary.

• $104.40
• $140.40
• 104.4
• 69.6

Tags

CCSS.6.RP.A.3C

Mary lost 30 pounds.  Before her diet she weighed 180 pounds.  What is the percent of change?

• 17% Decrease
• 19% Decrease
• 25% Decrease
• 20% Decrease

Tags

CCSS.6.RP.A.3C

The students measured length during a science experiment, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?

• 15.79%

• 18.75%

• 2.25%

• 18%

Tags

CCSS.6.RP.A.3C