Quiz #2: Proportions/Equations

7(2x-4)=42

• x=5

• x=8

• x=2

• x=9

Solve:
2(2t - 3) = 6(t + 2)

• t=9
• t=4
• t=-9
• t=-3

Solve for x:

2x - 3 + 4x = 27

• x = 12

• x = 4

• x = 5

• x = 15

Solve for b:
-11 + 3(b + 5) = 7

• b = 1
• b = -1
• b = 3
• b = -3

Solve for x:

2x -1(3+4x) = 11

• x = -4

• x = 7/3

• x = -7

• x = -17/8

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Solve the proportion:

• 4
• 8
• 14
• 10

Solve for x 

• x = 15
• x = 11
• x = 1/11
• x = 20

The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?

• 480
• 1960
• 84
• 25

A 6-gram package of fruit snacks contains 45 pieces. How many pieces would you expect in a 10-gram package?

• 25 pieces

• 35 pieces

• 75 pieces

• 70 pieces