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20 questions
There are three ways to write a ratio?
True
False
A ratio comparing two different quantities?
Unit Rate
Ratio
Rate
Expression
A rate where the denominator is 1.
Fraction
Rate
Unit Rate
Ratio
Which of the following is NOT a unit rate?
2 cars
1 lane
45 miles per hour
27 sandwiches in 3 weeks
2 tanks of gas
1 yard
Which of the following is NOT a unit rate?
4 dogs
1 yard
0.3 miles
1 minute
1 minute
3 feet
0.75 hour
1 game
In a school the ratio of girls to boys is 7 to 5. In the same school the ratio of boys to teachers is 15 to 1. There are 210 girls in the school. Determine the number of teachers and boys.
600 boys, 40 teachers
150 boys, 10 teachers
300 boys, 20 teachers
105 boys, 7 teachers
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