Ratios
Proportions
Meaning of Percent
Percent Sentences
Word Problems
100
A comparison of two numbers that uses division.
What is a ratio?
100
The cross product of (10/16) and (5/8)?
What is 80 = 80?
100
The symbol "%" meaning "out of one hundred."
What is percent?
100
Three elements are in any percent sentence.
What is the rate, the base, and the percentage?
100
If 2 pounds of hamburger will serve 3 people, then how many pounds of hamburger will serve 7 people?
What is (2/3) = (h/7), h = 4.7 pounds?
200
(1/3) / (3/4)
What is (4/9)?
200
The cross product of (12/14) = (n/21)
What is n = 18?
200
Change 45% to a simplified fraction and then a decimal.
What is (9/20) and 0.45?
200
Identify the rate, the base, and the percentage in the problem... Out of 50 questions, Caroline got 41 right, which is 82%.
What is 82% = rate, 50 = base, and 41 = percentage?
200
On a map, 1 inch equals 15 miles. How many miles apart are two towns that are 6.4 in. apart on the map?
What is (1/15) = (6.4/m), m = 96 miles apart?
300
There are 6 balloons and 9 airplanes outside. The ratio of airplanes to balloons is...
What is 9:6?
300
(3/4) is equivalent to (3/6)
What is false?
300
Change .46 to a simplied fraction and a percent.
What is 46% and (23/50)?
300
Find the percentage...n is 31% of 2.1.
What is 0.651?
300
Maria loses 42% of here beads. Maria losses 64 beads. How many beads did she have to begin with?
What is (64/0.42) = 152 beads?
400
15 out of 45 students know Spanish. The type of ratio 15:45 is...
What is part to whole?
400
Green paint is made by mixing 7 parts yellow to 3 parts blue. How much yellow should be mixed with 9 parts blue?
What is (7/3) = (y/9), and y = 21?
400
"55% is cotton." What fraction is cotton?
What is (11/20)?
400
Selena finds $45,000. There is a 13% reward. How much is the reward?
What is $5,850?
400
There are 1,050 eleventh-grade students. 80% participate in extra activities. How many students participate?
What is 840?
500
Charles cleaned 5 shirts, 7 pants, and 3 pullovers. The type of ratio 7:5 is...
What is part to part?
500
In fourth gear the number of pedal turns to rear turns is (3/7), if the rear wheel turned 28 times in fourth gear. How many pedal turns where there?
What is (3/7) = (n/28), and n = 12?
500
"4 out of 5 doctors recommend..." This percent is...
What is 80%?
500
Find base of the problem... 25% of _____ is 70.
What is 280?
500
The ninth-grade class sells 17 tickets on Monday, 18 tickets on Tuesday, and 20 tickets on Wednesday. What percent of 180 tickets have they sold?
What is 30.6%?
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