Proportions
3 apples / 6 people
5 apples / ? people
10 people
What is the unit rate for 50 cm in 2 hours?
25 cm per hour
Rectangle A has dimensions of 3in x 6 in. Rectangle B has dimensions of 6in x 12in. Are these two rectangles similar?
Yes
1 inch = 47 miles
How far does 2 inches represent?
94 miles
Integers
What is (-12) - (-8)?
(-4)
12 bicycles / 18 kids
? bicycles / 9 kids
6 bicycles
What is the unit rate for 120 miles in 10 hours?
12 miles per hour
What is the definition for similar figures?
Having the same shape but may or may not have the same size.
Two cities are 6 inches apart. If 1 inch represents 4 miles, what is the actual distance between the cities?
24 miles
Adding Fractions
1/2 + 2/3
7/6 OR
1 1/6
$3 / 2 oz.
$? / 16 oz.
$24
A bicycle tour group traveled 245 miles in 5 days. How many miles did they travel in one day?
49 miles
Rectangle A
Length: 2 cm Width: 7 cm
Rectangle B
Length 12 cm Width: ? cm
Width: 42 cm
A model train has a scale of 1 cm = 2.5 m. If a real train is 40 meters long, how long is the scale model?
16 cm
7/8 - 1/2
3/8
72 gallons / 9 minutes
? gallons / 4 minutes
32 gallons
Susan ran 26.2 miles in 4 hours. How many miles did she run in 1 hour? (exact answer)
6.55 miles
Triangle ABC
Side A: 6in Side B: 8in Side C: 10in
Triangle DEF
Side D: 21in Side E: ? in Side F: ? in
Side E: 28 in
Side F: 35 in
Your model of the Empire State Building is 2.5 feet tall. If one inch represents 48 feet, how tall is the real Empire State Building?
1,440 feet
Dividing Fractions
1/4 divided by 3/8
8/12 OR 2/3
Henry lives by the airport. He found that 3 airplanes passed his house every 5 minutes. How many planes pass by his house in 3 hours?
108 planes
Elephants can charge at speeds of 0.57 kilometers a minute. How fast can they charge at kilometers per hour?
34.2 km per hour
Rectangle A
Length: 41.6 ft Width: 38.8 ft
Rectangle B
Length: 3.4 Width: ? ft
Round to the nearest hundredth
Width: 3.17 ft
A map is 14 inches wide but represents 1,239 miles. What is its scale?
1 inch = 88.5 miles
Solve this equation
2x + 6 = 10
x=2