Math Problem Solving

A teacher driving to a conference in a school van records the number of gallons of gas used and the number of miles traveled. Complete the table to show the case where there is a proportional relationship between the number of gallons of gas used by the school van and the number of miles traveled.

Tags

CCSS.HSF-LE.A.1B

The table shows the amount of money, in dollars, Oliver earns depending on the number of hours he works. Use the table to find the rate of change.

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Emilio will solve the following equation for $x$ in two steps. $1.9 = 5.6x + 4.8$. Which number should he subtract from both sides of the equation in the first step?

Tags

CCSS.7.EE.B.4A

The price $P$, in dollars, for a large pizza is $P = 2n + 7$, where $n$ is the number of toppings on the pizza. How many toppings are on a pizza that costs $15?

Tags

CCSS.HSF.IF.A.2

Chris is trimming trees. He can trim \( \frac{2}{3} \) of a tree in \( \frac{1}{2} \) of an hour. At what rate can Chris trim trees?

• \( \frac{1}{6} \) of a tree per hour

• \( \frac{1}{3} \) of a tree per hour

• \( 1 \frac{1}{6} \) trees per hour

• \( 1 \frac{1}{3} \) trees per hour

Tags

CCSS.HSF-LE.A.1B

Select ALL tables that represent a proportional relationship between the number of pizzas ordered and the total cost.

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

Jocelyn was shopping at a farmers’ market. She observed the prices of cucumbers at several stands. Which sign shows a proportional relationship in the pricing of the cucumbers?

• A. Joe's Stand: 5 cucumbers for $2.50, 10 cucumbers for $4.00, 15 cucumbers for $5.50, 20 cucumbers for $7.00

• B. Steve's Stand: 5 cucumbers for $2.00, 10 cucumbers for $4.50, 15 cucumbers for $6.50, 20 cucumbers for $8.50

• C. Betty's Stand: 5 cucumbers for $2.00, 10 cucumbers for $4.00, 15 cucumbers for $6.00, 20 cucumbers for $8.00

• D. Lula's Stand: 5 cucumbers for $1.50, 10 cucumbers for $3.00, 15 cucumbers for $6.00, 20 cucumbers for $12.00

Tags

CCSS.8.EE.B.5

A proportional relationship is shown below. Select the equation that correctly represents the relationship between C and n.

• C = 7n

• 7C = n

• n + 24 = C

• n + 2 = C + 14

Tags

CCSS.8.EE.B.5

Which of the following graphs represent a proportional relationship?

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

Simplify the expression below. 3s + r + 5s + 8r

• 17r

• 8s² + 9r²

• 8s + 9r

• 17 + s + r

Tags

CCSS.7.EE.A.1