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Ratios
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Integers & %
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100
Are these ratios equivalent? 2:3 and 4:6
Yes
100
Convert the fraction to a %: 10/20
10/20 = 1/2 = 50%
100
| -2 | = ?
2
100
Write the fraction as a % and as a decimal: 3/4
75% = 0.75
100
Solve for the variable p: 3 + p = 9
p = 6
200
Are these ratios equivalent? 12:17 and 3:6
No
200
Convert the fraction to a %: 1/10
1/10 = 10%
200
(+12) + (-4) =
+8
200
Convert the % to a fraction in simplest form: 28%
28% = 28/100 = 7/25
200
Solve for the variable x: x - 7 = 1
x = 8
300
A recipe called for the ratio of sugar to flour to be 10:3. If you used 70 ounces of sugar, how many ounces of flour would you need to use?
21
300
Convert the % to a fraction: 70%
70% = 70/100 = 7/10
300
(-7) + (-8) = ?
-15
300
(-20) - (+7) = ?
-27
300
Solve for the variable m: m - 9 = (-13)
m = -4
400
Kaleb had 136 songs on his iPod. If he deleted 56 songs, what is the ratio of songs he kept to songs he deleted?
He kept 80 songs, so the ratio of songs he kept to songs he deleted would be 80:56, or simplified, 10:7
400
Convert the % to a fraction in simplest form. 84%
84% = 84/100 = 42/50 = 21/25
400
(+1) - (-6) = ?
+7
400
(-18) - (-20) = ?
+2
400
Solve for the variable n: n + 16 = 9
n = -7
500
A classroom had 35 glue sticks. If the ratio of glue sticks to glue bottles was 5:2, how many glue bottles did the classroom have?
14 glue bottles
500
Convert each decimal to a % AND a fraction in simplest form: 0.25
0.25 = 25% = 1/5
500
(-1) - (+7) = ?
-8
500
Convert the decimal to a fraction and a %: 0.3333
33.33% = 1/3
500
Solve for the variable n: (-15) + n = (-9)
n = +6