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Percents
Ratios
Unit Rates
Proportional Relationships
Constant of Proportionality
100
What is 45% of 50?
What is 22.5?
100
In the local zoo. There are 7 pandas at the panda habitat. There are 21 monkeys in the monkey habitat. What is the ratio of pandas to monkeys?(Reduce to lowest terms)

What is 1:3?

100
A printer prints 300 pages in 10 minutes. How many pages are printed in 1 minute?
What is 30 pages?
100
Are the fractions 1/3 and 9/27 proportional?
What is yes?
100

What is the constant of proportionality in the equation 10y=100x

What is 10?
200
Bryan wants to see how many students in his school think that every Friday should be Digital Learning Day.

72 Students said yes. 54 students said no. What percent of the students thought that every Friday should be Digital Learning Day?(Round to the nearest whole number)

What is 57%?


200
Best Buy has 75 earbuds and 105 on-ear headphones. What is the ratio of earbuds to on-ear headphones?(Reduce to lowest terms)
What is 5:7?
200
A train traveled 500 miles in 12 days. How many mile does the train travel in 1 day? (Round to the nearest whole number)
What is 42 miles?
200
Is the fraction 4/7 equal to 1/2?
 What is no?
200

What is the constant of proportionality in the equation 15y=45x?

What is 3?
300

Tommy's room is 75 square feet. His desk measures 12 square feet. What percentage of Tommy's room is filled up by his desk?

What is 16%?
300
Ella rolled a number cube 100 times. It landed on an even number 38 times and it landed on an odd number 62 times. What is the ratio of the times it landed on an even number to the times it landed on an odd number?(Reduce to lowest terms)
What is 19:31?
300
A factory produces 2000 ping pong balls in 4 hours. How many ping pong balls are produced in 1 hour?
What is 500 ping pong balls per hour?
300
Are the fractions 6/8 and 18/24 equal?
What is yes?
300

What is the constant of proportionality in the equation 5y=55x?

What is 11?
400
At Gamestop, there is a total library of 2,768 games. 478 of them are Xbox games. What percentage of the games at Gamestop are Xbox games?(Round to the nearest whole number)
What is 17%?
400

Old Navy sold 7,264 pairs of pants and 5,636 shirts last month. What is the ratio of shirts to pants?(Reduced to lowest terms)

What is 1,409:1816?
400
Bob learned 20 songs in 5 weeks. How many songs did Bob learn per week?
What is 4 songs?
400
Is the fraction 5/8 equal t 9/16?
What is no?
400

What is the constant of proportionality in the equation

7y=21x?

What is 3?
500
LEGO is making a new building set. There are 1,532 pieces. Out of the total, 274 are blue. What is the percent of blue pieces?(Round to the nearest whole number)
What is 18%?
500
On the annual 6th grade field trip, there were 288 girls attending. There were 364 boys attending. What is the ratio of girls to boys?(Reduce to lowest terms)
What is 72:91?
500
In 13 minutes, 260 pairs of headphones are made in the Bose headquarters. How many pairs of headphones are  made per minute?
What is 20 headphones per minute?
500
Are the fractions 5/8 and 28390/45423 equal?(No calculators?
What is no?
500

What is the constant of proportionality in the equation 9y=45x?

What is 5?