Ratios
A ratio is a ____ of two quantities or amounts.
Comparison
Give an equivalent ratio to 4 : 11 by multiplying.
answers vary
A unit rate is a rate with a ___ of 1.
Denominator
Complete the table:
Hot Dogs 2 → Buns 3
Hot Dogs 6 → Buns ___
9 buns
Convert 0.75 to a fraction in simplest form.
3/4
Write the ratio “9 blue marbles to 4 red marbles” in three ways.
9:4, 9 to 4, 9/4
Which ratio is equivalent to 15 : 25?
A) 3:5
B) 5:3
C) 30:40
D) 6:15
A) 3:5
A cyclist rides 45 miles in 3 hours. Find the unit rate in miles per hour.
15 mph
Complete the ratio table:
Dogs: Legs:
1 4
3 12
5 ?
20
Convert 3/8 to a percent.
37.5%
In a class there are 12 laptops and 18 tablets. Write the ratio of laptops to tablets simplified.
2:3
A map uses the ratio 2 inches : 6 miles. How many miles is 8 inches?
24 miles
A 10-pack of pens costs $6.50. What is the cost per pen?
$0.65 per pen
Use the table to write the ratio of yellow to green tiles in simplest form.
Yellow: Green:
6 9
10 15
14 21
2 : 3
What percent of 50 is 12.5?
25%
Which is a correct interpretation of 5 : 2?
A) 5 more than 2
B) 5 for every 2
C) 5 divided by 2 only
D) 5 plus 2
B) 5 for every 2
Fill in the blank: 9 : 12 = ___ : 4
3
A sink fills 18 gallons in 6 minutes. How many gallons in 15 minutes?
45 gallons
A video game shows gems collected.
Minutes: Gems:
4 18
8 36
12 54
16 ?
72 gems
35% of what number is 84?
240
Create a ratio that is equivalent to 7 : 9 and explain how you know.
Must state multiply/divide both terms by same number.
A punch mix is 3 cups juice : 5 cups soda. If you use 24 cups of juice, how much soda do you need?
40 cups soda
A car travels 210 miles on 7 gallons of gas. At that rate, how far on 12 gallons?
360 miles
A science club mixes water and powder.
Water (cups): Powder (scoops):
3 2
9 6
12 8
? 10
15 cups
A jar has 120 candies. If 22.5% are sour, how many sour candies are there?
27 candies