ACC Unit 5 Review

FDPConversions

100

Write 7/9 as a percent

77.7% (the last 7 repeats)

200

Convert 4.9% to a decimal.

0.049

300

Write 90% as a fraction?

9/10

400

Convert 3.1 to a percent

310%

500

Convert 0.07% to a decimal

What is .0007

Quick Percentages No calculator

100

50% of 42?

21

200

1% of 98

0.98

300

100% of 1,738

1,738?

400

5% of 68

3.4

500

10% of 49.6

4.96

Percent Change and Percent Error

100

A fruit drink that was sold in 16-ounce containers is now sold in 20-ounce containers. What is the percent of change in quantity? State whether this is an increase or a decrease.

25% increase

200

On Tuesday, Nash made 231 free throws on Wednesday he made 258 free throws. What is the percent change in his free throws? Round to the nearest percent. State whether this is increase or decrease.

12% increase

300

I expected to get $50 for my birthday, but I only got $35. What was the percentage error? Round to the nearest tenth of a percent. 

42.9%

400

I expected to walk 80 km in a day. I walked only 75 km. What was the percentage error? Round to the nearest tenth of a percent.

6.7%

500

Al's Quick Mart sells milk for $1.99 per gallon, but they used to sell it for $2.79. What is the percent change in the price? Round to the nearest whole percent. State whether this is increase or decrease.

29%

Percent Applications

100

The price of a $50 bicycle with 10% tax

What is $55?

200

The 15% tip on a $30 check. Just the tip.

What is $4.50?

300

The cost of a pair of Jordans originally priced at $200, marked 25% off, before tax

What is $150?

400

If you take out a loan for $550 at 7.2% simple interest and take 6 years to pay it back, how much money do you owe the bank?

$787.60

500

The percentage of the discount here: 

Original Cost- $20.00 Sale Price- $5.00

What is 75% off.

Find the missing %, part or whole.

100

 If 12 out of 25 people like blue jolly ranchers. What percent of people like blue jolly ranchers?

48%

200

The local bakery sells 150 donuts a day. If 70% if these donuts are sold in the morning, how many donuts are sold in the morning?

105

300

0.5% of all statistics are true. If you have a list of 1,400 statistics. How many are true?

7

400

8 is what percent of 20?

40

500

Joe flips a quarter. It falls on tails 6 times, if this 30% of the time. How many times did he flip a quarter.

20 times