Ratios
Write the ratio of 3 cats to 9 dogs
3:9 or 1:3
20 miles in 2 hours. What is the unit rate?
10 miles per hour
Ordered pair for going right 5 and up 3?
5,3
Convert 3 feet to inches.
36 inches
50% as a fraction?
1/2
Are the ratios 4:6 and 2:3 equivalent?
Yes, both simplify to 2:3
$12 for 4 notebooks. What is the price per notebook?
$3 each
What is the origin on a coordinate plane?
0,0
Convert 2 liters to milliliters.
2000 mL
25% as a decimal?
0.25
A recipe uses 5 cups of flour for every 10 muffins. What is the unit rate (cups per muffin)?
1/2 cup per muffin
A printer prints 90 pages in 15 minutes. How many pages per minute?
6 pages per minute
If a graph passes through points 1,2, 2,4, and 3,6 is it proportional?
Yes, (constant rate=2)
Convert 5 yards into feet
15 feet
What percent is 8 out of 20?
40%
Compare the ratios 6:15 and 8:20. Which is larger.
They are equal (both simplify to 2:5)
A bike travels 72 miles in 3 hours. How long does it take to go 24 miles?
1 hour
A scale drawing uses a scale of 1 cm :4 ft. If the drawing shows 6 cm, how many feet is that in real life?
24 feet
Convert 250 centimeters to meters.
2.5 meters
Write 0.72 as a percent.
72%
A class has 12 boys and 18 girls. Write 2 equivalent ratios for boys to total students.
12:30, 2:5, 4:10 ~(any equivalent)~
A chef uses 45 ounces of chocolate for 15 brownies. Find the unit rate in ounces per brownie !AND! Brownies per ounce.
3 oz per brownie, 1 brownie per 3 oz
A map says 2 inches = 5 miles. If two cities are 7 inches apart on the map, how far are they really?
17.5 miles
Convert 3.5 kilograms to grams.
3500 grams
A pair of shoes is $80. Uu is 30% off. What is the sale price?
$56