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Fractions,decimals,percents Flashcards | StudBud
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Fractions,decimals,percents
Fractions,decimals,percents
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Fractions,decimals,percents
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
Express .4 as a percent
.4%
4%
400%
40%
2
Joe spent $8.00 on a box of 32 snacks for a class party. Find the unit
price per snack.
$.25 per snack
$.40 per snack
$2.56 per snack
not given
3
Express .004 as a fraction in
lowest terms.
4/1000
1/25
4/100
1/250
4
What is the constant of proportionality of this graph?
28
21
14
7
5
Which of the following is true about this table?
Read each choice CAREFULLY!
It is not a proportional relationship.
It's a proportional relationship & the c.o.p.=16
It's a proportional relationship & the c.o.p.=15
You can't tell if it's proportional or not.
6
Express 3/8 as a decimal
2.666666666
.83
.375
.38
7
Express 130% as a mixed number
130
1 3/100
13/100
1 3/10
8
What is the value of (a + b)
3
if a = 7 and b = -5
8
1,728
not given
6
9
What is the constant of proportionality in this graph. Use y = kx
6
2
3
1/2
10
Simplify by combining like terms: 4(c + 8) - 2(c - 5)
BE CAREFUL WITH THE NEGATIVES!
6c + 22
2c + 42
2c + 22
6c + 42
11
My dog, Georgie, chases 12 birds every 3 minutes. What is his unit rate for bird-chasing?
4 minutes/bird
12 birds/minute
4 birds/minute
12 minutes/bird
12
Which equation represents this table of values?
(Remember y=kx)
x=$19.50y
x=$19y
y=$9.50x
y=$19x
13
Express 45% as a fraction in
lowest terms
45/100
.45
9/20
45
14
Solve for x: 3(x - 6) = -12
x = +2
x = -2
x = -10
x = 6
15
Simplify the expression by combining like terms: 2(3a - 7) + 4(2a - 9)
11a - 50
14a -16
11a - 16
14a - 50
16
What is the unit rate if you travel 325 miles in 5 hours?
325.5 miles per hour
65 miles per hour
60 miles per hour
1625 miles per hour
17
Express 8% as a decimal.
.008
.08
.8
8.0
18
Find the value of 3x
2
+ 2x when x = 4 (Remember to follow
order of operations)
19
56
32
152
19
Express 7/8 as a percent
8%
78%
7.8%
87.5%
20
Express 80% as a fraction in
lowest terms.
4/5
8/10
80/100
40/50
