NC M1 Class Review

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• 2

• 4

• 5

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

• Yes, because each number of miles driven results in a unique amount of gas in the car.

• No, because the two cars that can hold 12 gallons of gas have different average numbers of miles driven.

• No, because the two cars that go 315 miles on a full tank of gas have different amounts of gas that the cars can hold.

• Yes, because each amount of gas results in a unique number of miles driven.

Tags

CCSS.8.F.A.1

In which graph is y a function of x?

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The weight, in pounds, of a baby in the first six months of life can be modeled by the function f(x)=1.5x+7 , where x is the age of the baby in months. According to this model, what is the weight, in pounds, of a baby at age 1 year?

• 18

• 25

• 8.5

• 22

Tags

CCSS.HSF.LE.B.5

In 1997 there were 31 laptop computers at Grove High School. Starting in 1998 the school bought 20 more laptop computers at the end of each year. The equation T(x)=20x+31 can be used to determine T, the total number of laptop computers at the school x years after 1997. What was the total number of laptop computers at Grove High School at the end of 2005, 8 years later?

• 171

• 160

• 191

• 268

Tags

CCSS.HSF-BF.A.1A

On a winter day, it started snowing lightly at 4 a.m. and then heavier at 8 a.m. By 10 a.m. it stopped, and the total snowfall recorded was 3 inches. It didn’t snow for the rest of the day. Which of these is a possible graph for the number of inches of snow as a function of time, from midnight to midday?

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Tags

CCSS.HSF.IF.B.4

On a hike, Maria walked up a hill in 30 minutes and then she ran back down the hill in 10 minutes. Which of the following graphs could model the total distance Maria hiked?

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Tags

CCSS.HSF.IF.B.4

Dee is driving home from a conference. The expression 705 – 60h gives the number of miles from home after driving h hours. Which best represents the meaning of the term 60h?

• the number of miles Dee drove each hour

• the number of miles Dee had left to drive after driving h hours

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  the number of miles Dee drove in h hours

• the number of miles Dee had to drive before she started

Tags

CCSS.HSF.LE.B.5

Marissa plans to create silk floral arrangements. The expression 13v + 8f + 6b +3m represents her cost, in dollars, for the arrangements when she buys v vases, f stems of flowers, b stems of wood bark, and m packages of marbles for the bottom of the vases. Which statement is true?

• The coefficient 6 represents the cost of b stems of wood bark.

• The term 13v represents the cost of 13 vases.

• The coefficient 3 represents the number of packages of marbles she buys.

• The term 8f represents the cost of f stems of flowers at $8 per stem

Tags

CCSS.HSA-SSE.A.1A

An auto dealership is advertising that the cost of leasing a new car is $450 per month with a $1,500 down payment. Write an equation and determine is the cost, in dollars, of leasing a car for 32 months?

• y= 1500+450x; $15450

• y= 450x+1500; $15900

• y=1500x+450; $48450

• y=1500x+450; $46950

Tags

CCSS.6.EE.C.9