Post on 26-Dec-2015
Chapter 7 Review
Ratios Proportions Converting decimals, fractions,
and percents
Solving percent
problems
Applying percents
100 100 100 100 100
200 200 200 200 200
300 300 300 300 300
400 400 400 400 400
500 500 500 500 500
Game Board
Favorite Football Team Number of fans
Indianapolis Colts 32
Kansas City Chiefs 12
Ratios100
What is the ration of Colt fans to Chiefs fans?
Answer
What is 32:12Ratios
100
Type of pet Number of pets
Dog 12
Cat 10
Hamster 5
Rabbit 8
Ratios 200
What is the ratio of hamsters to dogs?
Answer
What is 5:12 Ratios
200
Type of balls Number of balls
Soccer 14
Football 16
Softball 12
Tennis 9
Ratios 300
What is the ratio of the footballs to the total number of balls?
Answer
What is 16:51Ratios 300
13 26 39 52
8 16 32 40
Ratios 400
Find three equivalent ratios for the ratio 13 to 8
A:
13 26 52 39
8 16 32 24B:
13 14 15 16
8 9 10 11C:
Answer
What is BRatios
400
At a conference there are 144 math teachers and 12 science teachers. What is the ratio of science teachers to math teachers in simplest form?
A) 1:12B) 12:1C) 12:144D) 144:12
Ratios 500
Answer
What is ARatios
500
What is x?
Proportions 100
34=𝑥16
Answer
What is 12Proportions
100
If a 1 inch distance on a map is equal to 25 miles then 6 inches is how many miles?
Proportions 200
Answer
What is 150 milesProportions
200
A recipe calls for 8 tablespoons of milk for every 5 cups of sugar. If the baker puts in 135 cups of sugar how many tablespoons of milk
will he need?
Proportions 300
Answer
What is 216 tablespoonsProportions
300
According to the teachers study guidelines, how many minutes of science reading should he do if his science class is 90 minutes long?
Proportions 400
Answer
Class Reading Time
Literature 35 minutes for every 50 minutes of class time
Science 20 minutes for every 60 minutes of class time
History 30 minutes for every 55 minutes of class time
What is 30 minutesProportions
400
Shane’s neighbor pledged $1.25 for every 0.5 miles that Shane swims in the charity swim-a-
thon. If Shane swims 3 miles, how much money will his neighbor donate?
Proportions 500
Answer
What is $7.50Proportions
500
Write .47 as a percent
Converting decimals, fractions, and percents100
Answer
What is 47%Converting decimals, fractions, and percents
100
Convert 3/5 to a percent
Converting decimals, fractions, and percents200
Answer
What is 60%Converting decimals, fractions, and percents
200
Convert 75% to a fraction in simplest form
Converting decimals, fractions, and percents
300
Answer
What is 3/4Converting decimals, fractions, and percents
300
Convert 218/189 to a percent
Converting decimals, fractions, and percents
400
Answer
What is 115%Converting decimals, fractions, and percents
400
Convert 72/75 to a percent and a decimal
Converting decimals, fractions, and percents
500
Answer
What is .96 and 96%Converting decimals, fractions, and percents
500
Find 32% of 70 using proportions.
Solving percent problems100
Answer
What is 22.4Solving percent problems
100
42% of what number is 87?
Solving percent problems200
Answer
What is 36.54Solving percent problems
200
Find 175% of 80 using proportions
Solving percent problems300
Answer
What is 140Solving percent problems
300
Find 1.8% of 460 using decimals.
Solving percent problems400
Answer
What is 8.28Solving percent problems
400
Set up an equation to solve then answer:
What number is 175% of 70
Solving percent problems500
Answer
What is 122.5Solving percent problems
500
Sally is a waitress. She waits on a table of 4 whose bill comes to $113.45. If Sally receives a
15% tip, about how much will she receive?
Applying percents100
Answer
What is $17.02Applying percents
100
My sister wants to buy a car. It costs $4,500, the sales tax is 9%. She has $4750, how much is the sales tax and does she have enough money?
Applying percents200
Answer
What is $405 and noApplying percents
200
Trisha wants to buy a ring. The ring costs $55, the sales tax is 7%. What will the cost of the
ring be after tax is added? Round to the nearest cent.
Applying percents300
Answer
What is $55.85Applying percents
300
A cruise ship is promoting its new cruise ship. The normal price of the cruise would cost $875. However, the cruise line is offering a 35% discount. How much will the cruise cost after the discount is applied?
Applying percents400
Answer
What is $568.75Applying percents
400
A jar is full of skittles. There are a total of 580 skittles in the jar and 55% of the skittles are
yellow. How many skittles are yellow and how many are there of the other colors?
Applying percents500
Answer
What is 319 yellow skittles and 261 other
colors Applying percents
500