Adding and Subtracting Rational Expressions

What is the result of multiplying two positive integers?

• It depends on the integers

• A positive integer

• A negative integer

• Zero

What is the result of multiplying two negative integers?

• Zero

• It depends on the integers

• A negative integer

• A positive integer

What is the result of multiplying a positive integer by a negative integer?

• It depends on the integers

• A negative integer

• Zero

• A positive integer

What is the result of dividing two positive integers?

• A positive integer

• A negative integer

• Zero

• It depends on the integers

What is the result of dividing two negative integers?

• It depends on the integers

• Zero

• A negative integer

• A positive integer

What is the result of dividing a positive integer by a negative integer?

• A positive integer

• It depends on the integers

• A negative integer

• Zero

Nina made 8 withdrawals of $20 each from her bank account. What is the total change in her bank account?

• -$160

• -$180

• $160

• $180

A skier descends a mountain at 14 feet per second for 8 seconds. What is the total change in elevation?

• 112 feet

• -112 feet

• 120 feet

• -120 feet

George has $24 on a gift card and buys 9 cups of coffee at $1.35 each. How much is left on the gift card?

• $9.25

• $10.25

• $8.25

• $11.25

A beach is eroding at a rate of 5 feet per year. How long will it take to lose 85 feet?

• 15 years

• 16 years

• 17 years

• 18 years