Chapter 1.1 - 1.5 Quiz Review

How are integers and their opposites related? 

• They are either both positive or both negative.
• They are on opposite sides of 0 on a number line.
• They combine to make a number larger than 0.
• They have the same signs.

A dive ring is 10 feet below the surface of the water in a pool. Sabine dives down and brings the ring back to the surface.
What integer represents the dive ring's position with respect to the surface of the water?

• -10 feet below the surface of the water.
• +10 feet above the surface of the water.
• 0 feet below the surface of the water.
• 0 feet above the surface of the water.

Anthony borrows $6.50 from a friend to pay for a sandwich and drink at lunch.
Then he borrows $3.75 from his sister to pay a library fine.

Choose an equation to express Anthony's total debt that day.

• $6.50 + (–$3.75) = $2.75
• –$6.50 + $3.75 = –$2.75
• –$6.50 + (–$3.75) = –$10.25
• $6.50 + $3.75 = $10.25

The temperature at noon at a ski resort is 3°F. The temperature drops 8°F by midnight.
What is the temperature at midnight?

• 11^oF
• 5^oF
• –5^oF
• –11^oF

Hannah says that 2.11 is a rational number and a terminating decimal.
Gus says that 2.11 is a repeating decimal and an integer.

Who is correct?

• Hannah
• Gus
• Both Are Correct
• Both Are Incorrect

Juan is walking up a hill, which is 130 ¾ feet above sea level, when he kicks a pebble.
If the pebble falls to the base of the hill, which is 18.5 feet below sea level, what is the vertical distance that the pebble fell?

• 111.75 feet
• 112 ¼ feet
• 148.75 feet
• 149 ¼ feet

Four out of nine dogs weigh less than 20 pounds.
What is the decimal equivalent for the number of dogs weighing less than 20 pounds?

• 0.222222...
• 0.24
• 0.4...
• 0.49

Javier had $305 in his bank account.
His bank charges a fee of $7.50 each month that a balance is below $500.
If he makes no other deposits or withdrawals, how much money is in Javier's account at the end of three months?

• $297.50
• $290.00
• $282.50
• $275.00

In the first round of a card game, Niki scored 20 points.

Then, she lost 10 points on one turn and an additional 25 points on her final turn.

What is Niki's final score?

• –15 points
• –5 points
• 5 points
• 35 points

A catering company loses $110 as a result of a delay.
The 5 owners of the company must share the loss equally.

Which integer represents the change in profit for each owner?

• –$22.00
• –$0.50
• $0.20
• $5.00