Writing Ratios
Write the ratio of W's to E's
W W W E E E E E
3:5
Identify the equivalent ratio of 1:3.
A) 3:6
B) 2:6
C) 4:9
D) 2:9
B) 2:6
A scooter traveled 2 miles in 10 minutes. At this rate, it would travel ________ miles in 40 minutes.
8 miles
Fruit Salad recipe A calls for 2 cups of blueberries and 1 cup of strawberries. Fruit Salad recipe B calls for 4 cups of blueberries and 1 cup of strawberries. Recipe _______ calls for a higher ratio of blueberries to strawberries.
Recipe 2
Identify the unit rate for 33 chairs in 3 rooms.
(How many chairs in one room?)
11 chairs per room
Write the ratio of X's to O's:
X O O X O O X O O
3:6
Identify the equivalent ratio of 3:8.
A) 9:24
B) 6:18
C) 4:9
D) 12:18
A) 9:24
Edward ate 15 hotdogs in 3 minutes. At this rate, it would take him __________ minutes to eat 45 hotdogs.
9 minutes
Jackson ran 2 miles in 14 minutes. River ran 4 miles in 26 minutes. If they were racing each other, at these rates, ____________ would win the race.
River
Identify the unit rate for 20 lawns in 4 hours.
(How many lawns in 1 hour?)
5 lawns per hour
Write the ratio of S's to T's:
T S S S S T S S S S
8:2
Identify the equivalent ratio of 12:30.
A) 3:10
B) 4:6
C) 2:6
D) 2:5
D) 2:5
Michelle can mow 12 lawns in 4 hours. At this rate, she could mow ______ lawns in 16 hours.
48 lawns
For every 2 Trivia questions George answers incorrectly, he gets 8 correct. For every 4 questions Hunter answers incorrectly, he gets 12 correct. If they were playing each other, _____________ would be winning.
George
Identify the unit price for 15 watermelons is $32.25.
(How much is 1 watermelon?)
$2.15 per watermelon.
Write the ratio of C's to A's
A A A A A A B B B B C C C C C C C C
8:6
Identify the equivalent ratio of 9:15
A) 2:5
B) 18:30
C) 18:25
D) 3:4
C) 18:30
April stapled 14 packets in 3 minutes. At this rate, it will taker her ______ minutes to staple 140 packets.
30 minutes
Emma can read 10 pages in 5 minutes. Zeb can read 14 pages in 7 minutes. At these rates, who would win a speed reading competition?
They would tie. They read at the same rate.
Josh bought a 10 pack of cookies for $4.55. Using a unit rate, determine how much it would cost Josh for 15 cookies. Round to the nearest cent for your final answer.
(Use the cost per 1 cookie to help you)
$6.83 for 15 cookies
John has a cookie tray at his holiday party. On it, there are 12 chocolate chip cookies, 18 oatmeal raisin cookies, 6 peanut butter cookies, and 24 sugar cookies. Name the ratio of sugar cookies to oatmeal raisin cookies.
24:18
Are 9:8 and 81:72 equivalent ratios?
Yes
Alex texts 23 words in 2 minutes. At this rate, he would text _______ words in 10 minutes.
115 words
What is the difference between a rate and a unit rate?
A rate is a ratio of two quantities that have different units. (like 333 miles in 3 hours)
A unit rate is a comparison of a quantity to a single unit of another quantity. (like 111 miles per 1 hour).
Rob can buy 15 brownies for $7.75 or 25 brownies for $14.57. Using unit rates, determine which deal is a better buy.
(How much is 1 brownie?)
15 brownies for $7.75