Unit Rate
The ratio of males to total students in a mathematics class is 18 to 30.
a. What fraction of the class is male? What percent is male?
18/30 = 60%
a. 1/4
b. 0.025
c. 25%
b. 0.025
How many fourths are in 5/4?
5
Put in order from least to greatest:
0.3, 0.03, 0.35
0.03, 0.3, 0.35
7/10
The ratio of yellow school buses to the total number of school buses at Oscoda Schools is 16 to 20.
What fraction of the buses are yellow? What percent is yellow?
16/20 = 80%
a. 2/20
b. 0.10
c. 20%
c. 20%
How many thirds are in -2 1/3?
7
Put in order from least to greatest:
-0.4, -0.08, -0.12
-0.4, -0.12, -0.08
Decimal to fraction: 0.016
16/1000
The local oil change place wants to keep track of the types of cars they change each hour. In the first hour, 20 cars came in and 4 of them were SUVs.
1. What is the ratio of SUVs to the number of cars changed?
2. Write this as a unit rate.
4:20 = 1 SUV for every 5 cars
a. 1/8
b. 0.125
c. 1.25%
c. 1.25%
How many tenths are in 1.3?
13
Put the numbers in order from least to greatest:
-0.19, 0.003, -0.2, 0.8
-0.2, -0.19, 0.003, 0.8
Fraction to decimal: -9/30
-0.3
The ratio of drums to the total number of instruments in the band is 9 to 30.
1. What fraction of instruments are drums? What percent are drums?
2. There are 6 clarinets in the band, what is the fraction for the number of clarinets in the band? What percent are clarinets?
1. 9/30 = 30%
2. 6/30 = 20%
a. 1.4
b. 14/10
c. 1.4%
c. 1.4%
How many fifths are in 1.4?
7
Put the numbers in order from least to greatest:
0.6, 0.69, 0.006, 0.064, 0.06
0.006, 0.06, 0.064, 0.6, 0.69
Convert fraction to decimal: -3 11/100
-3.11
Blake was listening to his favorite radio station. He noticed that during one hour, 15 songs were played and 3 of them were by a group from Michigan.
1. Write this as a unit rate.
2. Suppose the station continues to play this ratio of songs. How many times will Blake hear songs by this same group in the next three hours?
1. 1 Michigan song for every 5 songs
2. 9 times
a. 1/3
b. 0.30
c. 33.3%
b. 0.30
How many thirds are in -4 2/3
14
Put the numbers in order from least to greatest:
-6.00, -0.06, -0.6, -0.56, -0.005
-6.00, -0.6, -0.56, -0.06, -0.005
Convert 3/8 to decimal and percent.
0.375 & 37.5%