Math Countdown S6P1

A water tank contains 2,120 gallons of water. Each hour 40 gallons of water will drain from the tank until it is empty. How long will it take until the tank is empty?

• 5.5 hours

• 55 hours

• 25 hours

• 45 hours

Meredith's hens laid three dozen eggs last week. The shaded parts of the model represent the fraction of each dozen eggs that were speckled. Which expression can be used to find the number of dozens of eggs that were speckled?

• 3 + 7/12

• 3 × 5/12

• 3 + 5/12

• 3 × 7/12

Roland has 5 index cards. He will use scissors to cut each card into 5 pieces of equal size. Each piece will be 1/5 of an index card. How many pieces will Roland have after he cuts the cards?

• 10

• 25

• 55

• 15

• F

• G

• H

• J

Which statement about a coordinate grid is true?

• The y-coordinate is the first number in an ordered pair.

• The vertical number line is the x-axis.

• The ordered pair (2, 2) and the y-axis intersect at the ordered pair (2, 2).

• The horizontal number line is the x-axis.