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Chapter 7 Review Flashcards | StudBud
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Chapter 7 Review
Chapter 7 Review
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This quiz covers topics primarily involving fractions, percents, and decimals.
Flashcards
25 cards
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Practice quiz
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Questions
25
Answers
1
What is 0.34 as a fraction?
8.5/25
17/50
34/100
.17/50
2
What is 4.5% as a decimal?
45
0.045
0.0045
0.45
3
Find 40% of 10.
4
40
10
12
4
What is 60% as a decimal?
0.06
0.6
0.006
6.0
5
What is the percent equation?
Of = Is x Percent
Is = Percent x Of (percent expressed as a decimal)
Of x Is = Percent (expressed as a decimal)
Is = Percent x Of
6
Express 0.0034 as a percentage.
0.034%
0.0034%
0.34%
34%
7
Find the simple interest for a situation that is $250 at 8% for 4 years
$8
$800
$8000
$80
8
Can we have a decimal in the numerator when expressing a percent as a fraction?
No
Yes
9
Are you ready for the test?
Yes
No
10
Out of a 160 students surveyed, how many students like rap?
12/100
12/160
6/80
3/40
11
Express 0.45 as a percentage.
450%
45%
4.5%
0.45%
12
A percent increase is...
Positive
Negative
Infinite
Subtracted
13
How do we find the percent of change?
By dividing the percent of change and the amount of change
By dividing the amount of change by the original amount
By adding the original amount and the percent of change
By multiplying the original amount by the amount of change
14
How does time have to represent in finding simple interest?
In months
In hours
In years
In days
15
Does annual interest have to be expressed as a decimal?
Yes
No
16
How can we convert a fraction to a percent with a denominator of 49?
Set up a proportion
Divide
We can't
Add
17
How much would I add to my bill if I tip my waiter 10% on a $37.50 meal?
$40.81
$4.36
$33.39
$3.71
18
What is a percent of change?
A ratio
Not important
A ratio that compares an original to a new amount
Is = Percent x Of
19
What is 20% of 50?
10
16
15
12
20
What is a percent?
a number with a % thing behind it
What?
A ratio compared to 100
Not important
21
How do we convert from a percentage to a decimal?
Multiply by 100
Divide by 100
22
How do we convert from a decimal to a percentage?
By multiplying by 100
By adding 100
By dividing by 100
By subtracting 100
23
15 is 20% of what number?
30
75
45
100
24
How do we find simple interest?
I=iop
T=pri
I=pert
I=prt
25
What does the I stand for in I=prt?
Included
Is
Igloo
Interest
