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Real World Problems Linear Functions

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Real World Problems Linear Functions
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

A student lives 4 miles from his school. He is skateboarding to school at a rate of 2 miles per hour. His distance from school, y, is a function of how long he has been riding his skateboard, x. What is a reasonable domain for this situation?

{0, 1, 2}

{0, 1, 2, 3, 4}

{x | 0 ≤ x ≤ 2}

{x | 0 ≤ x ≤ 4}

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

A student lives 4 miles from his school. He is skateboarding to school at a rate of 2 miles per hour. His distance from school, y, is a function of how long he has been riding his skateboard, x. What is a reasonable range for this situation?

{0, 1, 2}

{0, 1, 2, 3, 4}

{y | 0 ≤ y ≤ 2}

{y | 0 ≤ y ≤ 4}

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

The set of all integers from 0 to 5

The set of all integers from 0 to 150

The set of all integers less than or equal to 750

The set of all integers from 0 to 750

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

For a field trip 4 students rode in cars and the rest filled nine buses. How many students were in each bus if 472 students were on the trip?

4x=472

9x=472

4+9x=472

4+x=472

Tags

CCSS.HSA.CED.A.3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

After paying $5.12 for a salad, Kamauri has $27.10. How much money did he have before buying the salad?

n + $5.12 = $27.10

n - $5.12 = $27.10

n - $5.12 = -$27.10

$5.12 - n = $27.10

Tags

CCSS.HSA.CED.A.3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which equation would describe "two times a number plus five equals 15"?

x + 5 = 15

2x + 5=15

x + 2(5) = 15

2(x + 5) = 15

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Lee charges $3 for a basket and $2.50 for each pound of fruit picked at the orchard. Write an equation in y = mx + b form for the total cost of x pounds of fruit from the orchard.

y = 3x + 2.5

y = 2.50x + 3

y = 2.50x 

y = 3x + 2.50

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

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