Arithmetic Word Problems

If Lucky's pizza charges $2.25 per topping and $7 for a medium pizza, what is the equation for the cost of the pizza?

• f(t) = 2.25t + 7

• f(t) = 7 (2.25)^t

• f(t) = 2.25 (7)^t

• f(t) = 7t + 2.25

Tags

CCSS.MATH.CONTENT.HSA.CED.A.1

If a plumber charges $30 an hour and $76 for a trip charge, what is the equation for the cost of a plumber visit?

• f(x)= 76 x +30

• f(x) = 30x + 76

• f(x) = 30(76)^x

• f(x) = 76(30)^x

Tags

CCSS.MATH.CONTENT.HSA.CED.A.1

If Jamal invests $120 at 7% interest rate per year, how much will he have after 20 years?

• $464.36

• $4,877,077.69

• $956.40

• none of these

Tags

CCSS.MATH.CONTENT.HSA.CED.A.1

• $15

• $30

• $25

• $20

Which expression represents "twice the difference of 156 and 28?"

• (28×2) -156

• 156 - (2+28)

• (156-28) + 2

• (156-28) × 2

Tags

TEKS.MATH.5.4B

Which expression represents "twice the difference of 156 and 28?"

• (28×2) -156

• 156 - (2+28)

• (156-28) + 2

• (156-28) × 2

A car travels 150 miles using 5 gallons of gas. At this rate, how many gallons of gas would the car need to travel 270 miles?

• 7 gallons

• 8 gallons

• 9 gallons

• 10 gallons

If 8 workers can complete a task in 7 hours, how long would it take for 4 workers to complete the same task, assuming they work at the same rate?

• 10 hours

• 14 hours

• 12 hours

• 16 hours

A rectangle has a length that is 4 times its width. If the perimeter of the rectangle is 90 cm, what is the length of the rectangle?

• 18 cm

• 36 cm

• 72 cm

• 20 cm

A store sells pencils in packs of 12 and notebooks in packs of 3. If a school buys 5 packs of pencils and 3 packs of notebooks, how many items in total did the school buy?

• 60

• 69

• 75

• 66