Area and 2x2 Multiplication

One mile is 5,280 feet. How many feet are in 6 miles?

• A: 30,068

• B: 30,168

• C: 31,248

• D: 31,680

A large box of dishwasher detergent costs $14. A new dishwasher costs 45 times that price. How much does a dishwasher AND 3 boxes of detergent cost?

• A: $630

• B: $672

• C: $644

• D: $59

A middle school graduation is taking place in a theater with 2,817 seats. The school has 519 graduating students. Each student brings 4 guests. How many seats will be available for staff and teachers after the students and guests have been seated?

• 741

• 2,298

• 222

• 2,294

Austin is painting the surface of a picnic table. The surface has an area of 60 square feet. The width of the table is 5 feet. What is the length of the table?

• 30 ft.

• 540 ft.

• 20 ft.

• 12 ft.

Valerie is making a quilt with a piece of purple material that measures 7 feet wide by 9 feet long. She has a red piece of material that is the same width but is 3 feet shorter. What is the area of the red material in square feet (sq ft)?

• 26 sq ft

• 42 sq ft

• 36 sq ft

• 63 sq ft

Sandy makes this diagram of a letter for a painting. What is the total area shown by Sandy’s diagram in square inches (sq in.)?

• 48 sq. in.

• 64 sq. in.

• 112 sq. in.

• 320 sq. in.

Use any strategy to multiply. 16 x 43 = _____

Use any strategy to multiply. 50 x 19 =

• 900

• 855

• 950

• 800

A school has 11 buses with 28 seats on each bus. There are 19 empty seats on the buses. What is the number of passengers on the buses?

• 1128

• 308

• 189

• 289

The principal wants to check whether the answer is reasonable. Which is one of the numbers the principal should use in an equation to find a reasonable estimate?

• 30

• 40

• 50

• 60