Ratios
The ratio of boys to girls in Mrs. Fenwick's math class is 9:14. What is the ratio of boys to total class? Write your answer in three ways.
9:23, 9 to 23, 9/23
Sarah pays $80 for 5 piano lessons. What is the cost per lesson?
$16 per lesson
25/y = 10/6
15
Noah bought 2.5 kilograms of colored tile chips for a mosaic art project. What is the mass of the tile chips in grams?
(1 kilogram = 1000 grams)
2,500 grams
In a survey, 170 people were asked what their favorite season was. 60% of the people surveyed chose summer. How many people did NOT choose summer?
102 people chose summer
Mrs. C has: 7 pencils, 8 erasers, 2 pens, 6 markers, and 14 crayons. What is the ratio of markers to pens? Write your answer in three ways.
6:2, 6 to 2, 6/2
A train travels 164 miles in 4 hours. How far does it travel per hour?
41 miles per hour
Percent means a Ratio out of what number?
100
7 quarts = ___________ Liters
(1 quart = 0.946 liter) - Round to the hundredths.
6.62 Liters
45 is what percent of 750?
6%
A pizzeria makes 7 pepperoni pizzas for every 3 cheese pizzas. Yesterday they made 42 pepperoni pizzas. How many cheese pizzas were made?
18 cheese pizzas
A student buys 12 notebooks for $18.00. How much does one notebook cost?
$1.50 for one notebook
Proportions are two ratios that are ________________. (Means equal)
Equivalent
25 yards = _________ meters
(1 yard = 0.914 meter) - Round to the hundredths.
22.86 meters
The Eagles football team played 30 games and won 70% of the games. How many games did the team win?
21 games
The ratios of apples to oranges in a fruit basket is 15:5. If you have 60 apples, how many oranges are there?
20 oranges
Jif Peanut Butter cost $2.60 for 16 ounces. How much does 1 ounce of peanut butter cost? Round to the hundredths.
$0.16 per ounce
Jada got 14 out of 15 questions correct on her test. What percent did she make?
93%
A bucket holds 5 gallons of water. About how many liters of water are in the bucket?
(1 gallon = 3.79 liters) - Round to the hundredths.
18.95 Liters
25 is what percent of 80?
40%
Jim earns $9 per hour. His older brother earns $3 more per hour than Jim. What is the ratio of the money Jim earns to the money his brother earns?
$9 to $12
John can ride his bike 3 miles in 15 minutes. How many miles can he ride his bike in 1 HOUR?
12 miles in one hour
What is Mrs. Zumwalt's favorite food?
Fish/Seafood
Jason drove 62 miles to St. Louis. About how many kilometers did he drive?
(1 mile = 1.61 kilometers) Round to the hundredths.
99.84 kilometers
In a survey, 170 people were asked what their favorite season was. 60% of the people surveyed chose summer. How many people did NOT choose summer?
68 people