Math Skills Challenge for Grade 7

What is the ratio of 8 to 12 in simplest form?

• 1:2

• 3:4

• 4:5

• 2:3

If 3/4 of a number is 18, what is the number?

• 12

• 30

• 24

• 36

Calculate the area of a rectangle with a length of 10 cm and a width of 5 cm.

• 60 cm²

• 50 cm²

• 40 cm²

• 30 cm²

What is the perimeter of a triangle with sides measuring 7 cm, 5 cm, and 3 cm?

• 15 cm

• 12 cm

• 10 cm

• 18 cm

If a recipe requires 2 cups of flour for every 3 cups of sugar, how much flour is needed for 9 cups of sugar?

• 8 cups of flour

• 3 cups of flour

• 6 cups of flour

• 4 cups of flour

Find the mean of the following set of numbers: 4, 8, 6, 10, 12.

• 9

• 7

• 11

• 8

What is the median of the following data set: 3, 7, 9, 5, 11?

• 7

• 9

• 5

• 11

If a car travels 150 miles in 3 hours, what is its average speed in miles per hour?

• 50 miles per hour

• 100 miles per hour

• 75 miles per hour

• 30 miles per hour

What is the least common multiple (LCM) of 4 and 6?

• 12

• 8

• 14

• 10

If a rectangle has an area of 36 square meters and a width of 4 meters, what is its length?

• 8 meters

• 9 meters

• 12 meters

• 10 meters