Rock the Test #21

Which of the following decimals is equivalent to 1/5?

• 0.15

• 0.2

• 0.5

• 1.5

Stacey has 2 4/5 cups of milk in a measuring cup. She needs to pour 1 3/5 cup of this milk out of the measuring cup. How much milk will be left in the cup?

• 1 1/5 cups

• 1 3/10 cups

• 4 2/5 cups

• 3 1/5 cups

What range of numbers could be rounded to 1.7?

• 1.60 to 1.64

• 1.65 to 1.74

• 1.75 to 1.79

• 1.77 to 1.8

What is the solution for 13 • 7 – (4 + 3 • 2)?

• 10

• 77

• 81

• 180

Ken helps his math teacher organize a cabinet in the classroom. There are 4 shelves in the cabinet. Ken can fit 8 books on each shelf. He has put 21 books on the shelves. How many more books can Ken fit on the shelves?

• 10

• 11

• 12

• 13

Which of these is a prime number?

• 13

• 15

• 18

• 33

One kilometer is equivalent to which of the following?

• 0.001 meters

• 100 centimeters

• 1,000 grams

• 1,000 meters

Find the area of the square.

• 30 cm²

• 60 cm²

• 150 cm²

• 225 cm²

An obtuse angle is ________?

• less than 90°

• equal to 90°

• less than 180°, more than 90°

• more than 180°

What is the mean of the following numbers?

295, 647, 598, 312, 458

• 460

• 462

• 497

• 580