Ratios
There are 8 cakes and 15 pies for sale in a store window. What is the ratio of pies to cakes?
15:8
or
15 to 8
or
15/8
Derrick bought a dozen eggs for $2.40. How much did he pay per egg?
$0.20
The table shows how many minutes it takes for Michael to read his book.
Michael's Reading
Pages: 3 6 12 15
Minutes: 5 10 20 ?
How many minutes will it take him to read 15 pages?
25 minutes
What is 75% as a fraction and as a decimal?
75/100
and
0.75
Pizza Hut offers the DMS soccer team a special of 8 pizzas for $48. How much is Pizza Hut charging per pizza?
$6.00 per pizza
The ratio of boys to girls in the band is 25 to 75. What is the ratio of girls to the total students in the band?
75 to 100
75/100 or
75:100
Jeffrey is at Walmart buying candy bars for his friends. For every 4 candy bars he buys, he pays $5. What is the price per candy bar?
$1.25
The chart shows the number of seeds in different numbers of packs.
Seeds
Packs: 2 4 6 10
Seeds: 12 24 36 ?
How many seeds are in 10 packs?
60 packs
What is 13/20 as a percent?
65%
Which of the following ratios are equivalent to 4/5?
A. 24:30
B. 2/2.5
C. 20:30
D. 36:45
A, B, and D
The animal shelter is taking care of 24 long-haired cats, 29 short-haired cats, 16 long-haired dogs, and 26 short-haired dogs. What is the ratio of short-haired cats to short-haired dogs?
29/26
29:26
29 to 26
A train travels at 90 miles per hour. How long would it take the train to travel 720 miles?
8 hours
Angie is making lemonade from a mix. The table shows the relationship between the amounts of mix and water needed.
Lemonade
Scoops of Mix: 3 6 9
Cups of Water: 4 8 12
How many cups of water will Angie need if she uses 15 scoops of mix?
20 scoops
What is 150% of 60?
90
What is it called when the second quantity of a ratio is one?
Unit rate
What is the ratio that would go with the following sentence: For every 2 soccer players there are 7 football players in the school.
2:7
2/7
2 to 7
Ethan's car can hold 15 gallons of gas and travel 315 miles on a full tank. Which of the following statements are true?
A.) The ratio for miles per gallon is 21:1.
B.) The ratio for miles is traveled to a tank of gas is 15:315.
C.) Ethan's car gets 21 miles per gallon.
D.) The number of miles is the result of the unit rate times the number of gallons.
What is... A, C, & D
What situations can be described by the unit rate of 6 donuts per box?
A. Each box has 6 donuts.
B. 5 boxes of donuts hold 30 total donuts.
C. 4 boxes of donuts hold 28 total donuts.
D. Half a box of donuts holds 3 total donuts.
E. 48 donuts will be in 8 boxes.
A, B, D, E
Tomas has taken 3 science tests this year. He answered 39 out of 50 on his first test. He answered 8 out of ten on his second test, and on the third test he received an 82%.
On which test did he have the highest percentage?
Third test.
First = 78%, Second = 80%, Third = 82%.
A certain airplane flies at an average speed of 525 miles per hour. How many miles will the airplane go in 4 hours?
2100 miles
For a circle, pi is the ratio of what to what?
Circumference:Diameter
Circumference to Diameter
Jesse and Bonnie go to the grocery store and see a sign in the produce department that reads: Apples - 10 lb. for $4.00.
Bonnie says, "The unit rate is 2.5 pounds of apples per dollar." Jesse disagrees. He says, "No, the unit rate is forty cents per pound."
Who is right?
Both are right.
A group of 15 monkeys share 75 bananas. Which statement is true?
A. For every 3 monkeys, there are 5 bananas.
B. For each monkey, there are 5 bananas.
C. For every every 5 monkeys, there are 3 bananas.
D. For every monkey, there are 15 bananas.
B.
For each monkey, there are 5 bananas.
15:75 -> 1:5
Zach took a test and answered 42 correctly which was 84% correct. How many total questions were on his test?
50
42/50 = 84/100
If Lillian can type an average of 35 words per minute, approximately how many minutes would it take her to type a 4-page document that has 125 words on each page?
approximately 14 minutes