TEST - SECOND PARTIAL - 7TH

Which number is a multiple of 121?

• 9

• 8

• 11

• 5

What is the square root of 25?

• 5

• 6

• 7

• 8

Calculate 325+236

• 1220

• 4536

• 252

• 561

Which of the following is a true statement about the sign rule for multiplication?

• A positive times a negative is positive

• A negative times a negative is positive

• A negative times a positive is negative

• A positive times a positive is negative

Simplify sqrt81.

• 7

• 8

• 9

• 10

What is -2-3?

• -6

• -8

• -5

• 8

Calculate 4 times(−3)+5

• 8

• -12

• 2

• 17

What is the cube root of 27?

• 2

• 3

• 4

• 9

Simplify the expression 5−3 times2.

• 1

• 4

• 5

• 11

Which of the following expressions equals 16?

• 24

• 42

• sqrt256

• All of the above