Deck 3: Decimals

Question 1

A percent is the result of a number being expressed as a fraction of 100.

Answer 1

True

Question 2

72.4% in decimal equals .0724.

Answer 2

False

Question 3

6 1/2% in decimal equals .065.

Answer 3

True

Question 4

To convert a percent to a decimal, drop the percent sign and move the decimal point two places to the left.

Question 5

8/10 of 1% is equal to .008.

Question 6

.83 in percent equals 83%.

Question 7

Complete:

Question 8

Numbers greater than 1% in decimal will have at least two zeros in front of the number.

Question 9

3/20 in percent is equal to 15%.

Question 10

.6% means 6/10 of 10%.

Question 11

To convert a decimal to a percent, the decimal point is moved two places to the left.

Question 12

.009 in percent equals .9%.

Question 13

To convert a percent to fraction, attach the percent sign and divide by 1/100.

Question 14

1/4 in percent is equal to 250%.

Question 15

Complete:

Question 16

.5% means 5/10 of 1%.

Question 17

8 3/4% in decimal equals .00875.

Question 18

.532 in percent equals 5.32%.

Question 19

40% is 40 parts out of 1,000.

Question 20

To convert a decimal to percent, divide the number by 100.

Question 21

To convert a percent to a fraction, which of the following is not done?

A) Drop percent symbol
B) Divide by 1/100
C) Reduce to lowest terms
D) Multiply by 1/100
E) None of these

Question 22

139% in fraction is 1 39/1,000.

Question 23

A rate of 40% could be expressed as 2/5.

Question 24

A percent decrease can never be more than 50%.

Question 25

The rate can be found by dividing the base into the portion.

Question 26

The rate in the portion formula is always expressed with a percent symbol.

Question 27

The base of the portion formula represents the whole or 100%.

Question 28

The portion can never be larger than the base.

Question 29

The portion is sometimes expressed with a percent symbol.

Question 30

To convert a decimal to a percent you:

A) Move the decimal point two places to the left
B) Multiply by 100 and delete the percent symbol
C) Move the decimal point two places to the right and attach a percent symbol
D) Drop the decimal entirely
E) None of these

Question 31

33% in fraction is 33/100.

Question 32

To calculate a percent increase, the portion is the missing element.

Question 33

To convert a percent to a decimal:

A) Drop percent symbol and move decimal two places to left
B) Attach percent symbol
C) Move decimal two places to right
D) Drop percent symbol and move decimal two places to right
E) None of these

Question 34

In many problems the base is found before the word "of."

Question 35

The rate in the portion formula could be expressed as a percent, decimal, or fraction.

Question 36

5 1/3% is equal in fraction to 4/75.

Question 37

1/7% converted to a fraction is 1/700.

Question 38

The portion is equaled to the base divided by the rate.

Question 39

12 1/2% is equal in fraction to 3/8.

Question 40

The base is calculated by dividing the portion into the rate.

Question 41

Bill Space gets a hit 3 out of each 10 times at bat. The percent of the times he fails to get a hit is:

A) 30%
B) 10%
C) 70%
D) 20%
E) None of these

Question 42

The price of a iPod dropped from $299.99 to $180.55. What was the percent decrease in price? (Round to nearest hundredth percent.)

A) 39.82%
B) 39.81%
C) 39.80%
D) 39%
E) None of these

Question 43

Pete Moran bought a Dell laptop computer priced at $699. He put down 30%. The amount of the down payment is:

A) $207.90
B) $209.07
C) $209.70
D) $489.30
E) None of these

Question 44

1,440 is 120% of _________:

A) 120
B) 1,200
C) 12,000
D) 1,728
E) None of these

Question 45

102% converted to decimal is:

A) 10.20
B) 1.02
C) .0102
D) .00102
E) None of these

Question 46

9 3/4% converted to a fraction equals:

A) 39/400
B) 39/40
C) 390/400
D) 39/4,000
E) None of these

Question 47

750 is what percent of 900? (Round to nearest tenth of a percent.)

A) 16.6%
B) 16.66%
C) 83.33%
D) 83.3%
E) None of these

Question 48

The rate in the portion formula is equal to:

A) Portion divided by base
B) Base * portion
C) Portion divided by rate
D) Base * portion divided by 2
E) None of these

Question 49

93/100 converted to percent equals:

A) .93%
B) 9.3%
C) .093%
D) 93%
E) None of these

Question 50

The sales tax in Bill's state is 6%. Bill bought a Scion having a sales tax of $820. What was the cost of the car? Round to the nearest dollar.

A) $13,666
B) $13,667
C) $13,665
D) $13,668
E) None of these

Question 51

Barnes & Noble bookstore ordered 800 art books. On verifying the order, only 160 books were actually received. The percent of the order missing was:

A) 40%
B) 20%
C) 80%
D) 90%
E) None of these

Question 52

In the percent increase or decrease problems, the portion is:

A) Original price
B) New price
C) 1/2 the original price
D) Amount of increase or decrease
E) None of these

Question 53

Lee Wong receives an annual salary of $65,000 from CVS Pharmacy. Today his boss informs him that he will be getting a $3,000 raise. The percent increase rounded to the nearest tenth of a percent is:

A) 4.61%
B) 5%
C) 4%
D) 4.6%
E) None of these

Question 54

.65 converted to percent is:

A) .06%
B) 6.0%
C) 65.05%
D) 65%
E) None of these

Question 55

160% of 1,825 is? (Round to nearest tenth.)

A) 1,140.63
B) 1,140.62
C) 1,104.63
D) 1,014.62
E) None of these

Question 56

.0066% converted to decimal is:

A) 6.6
B) .00066
C) .066
D) .000066
E) None of these

Question 57

The price of a hairpiece was increased from $500 to $550. What was the percent of increase?

A) 9.1%
B) 10%
C) 20%
D) 25%
E) None of these

Question 58

Joyce Flynn, an insurance agent, earned in her first week on the job a commission of $1,800. Her commission percent is 30%. Joyce's total sales for the week were:

A) $3,000
B) $6,000
C) $600
D) $300
E) None of these

Question 59

170% converted to a fraction equals:

A) 170/1000
B) 17/10
C) 70/100
D) 7/10
E) None of these

Question 60

An LCD flat screen TV at Best Buy increased in price from $900 to $1,200. What was the percent of increase?

A) 33 1/3%
B) 50%
C) 60%
D) 70%
E) None of these

Question 61

Convert the following decimal to percent:
.193

Question 62

Solve for portion:

Question 63

Solve for base (round to nearest tenth):
67 is 30% of _______

Question 64

Joe Company in 2013 had sales of $800,000. In 2014 sales were up 75%. Calculate the sales for 2014.

A) $140,000
B) $1,400,000,000
C) $1,400
D) $1,400,000
E) None of these

Question 65

Solve for rate (round to nearest tenth percent):
66 is ________% of 900

Question 66

Juan Sevez buys a new computer priced at $650. He makes a down payment of 15%. How much of the purchase is not paid for? (Round to nearest hundredth or hundredth percent as needed.)

Question 67

The price of a hamburger increased from $1.10 to $1.59. What percent did the price increase? (Round to nearest hundredth or hundredth percent as needed.)

Question 68

At the Boston Children's Museum, it was estimated that 38% of all visitors are from in state. On Saturday, 8,000 people attended the museum. What is the number of out-of-state people in attendance?

A) 3,040
B) 3,404
C) 4,960
D) 4,690
E) None of these

Question 69

Natalie Five puts down $800 on a car. Natalie still owes 90% of the purchase price. What was the price she bought the car for? (Round to nearest hundredth or hundredth percent as needed.)

Question 70

Mel Company has a net income, before taxes, of $95,000. The treasurer of the company estimates 45% of net income will have to be paid for federal and state taxes. The tax for both federal and state is:

A) $21,111
B) $42,750
C) $42,560
D) $47,250
E) None of these

Question 71

Convert to fraction (round to lowest terms as needed):

Question 72

Jim Debt was reviewing the total accounts receivable. This month he received $80,000 from credit customers. This represented 40% of all receivables due. The total amount of accounts receivable is:

A) $200,000
B) $320,000
C) $500,000
D) $230,000
E) None of these

Question 73

Granite College has 1,200 female students. This represents 40% of the total student body. The number of male students at Granite is:

A) 700
B) 500
C) 480
D) 710
E) None of these

Question 74

Of 3,600 students surveyed, 40% eat cold pizza for breakfast. How many students do not eat cold pizza for breakfast? (Round to nearest hundredth or hundredth percent as needed.)

Question 75

In 2014, the cost of electricity at Pete's Diner increased by 25%. In 2013, the cost to Pete was $410.50. What is the total cost of electricity to Pete in 2014? (Round to nearest hundredth or hundredth percent as needed.)

Question 76

Convert the following decimal to percent:
7

Question 77

Convert the following decimal to percent:
15.82

Question 78

Convert the following decimal to percent:
.9

Question 79

Lee, the manager of Lexington soccer team, was trying to figure the percent of games the team lost this season. Their record was 30 wins and 10 losses. What percent of the soccer games did they lose?

A) 20%
B) 75%
C) 80%
D) 25%
E) None of these

Question 80

Convert to fraction (round to lowest terms as needed):