SB Activity 1&2 Test review

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat. Write an equation to represent this situation.

• y = 2x + 15

• x = 15y + 2

• y = 15x+ 2

At a barber shop, bottles of shampoo are stored in boxes in the stock room. Each box contains 12 bottles of shampoo. A barber removes 3 bottles of shampoo from 1 of the boxes to use at the washing sinks. Write a function that represents the relationship between y, the total number of bottles of shampoo remaining in the stock room, and x, the number of boxes in the stock room.

Enter your answer in the space provided.

Mathematical Equivalence

ON

Tags

A.2C

Richard owns a plumbing company. He charged one client $72 for two hours of work and another client 162 for five hours of work.

Write an equation to model the total amount due after x hours of work.

• y = 2x + 72

• y = 5x + 162

• y = 30x + 12

• y = 12x + 30

Allie orders candles from an online company that offers flat rate shipping. It costs $7.50 per candle. She placed an order for 4 candles for $35.

Write an equation to model Allie's total cost for x candles.

• y = 7.50x + 35

• y = 7.50x + 5

• y = 4x + 35

• y = 35x + 4

How would you write the equation with a slope of 2/3 and a y-intercept of -3

• y=3/2x+3
• y=2/3-3
• y=2/3x-3
• y=2/3x+3

• x > 1 or x < -5

• x > -5 or x < 1

• -5 < x < 1

• 1 < x < -5

Kurt sells flags. He charges $10 for a flagpole and $7 for each flag. Virginia wants to buy a flagpole and some flags from Kurt. She is willing to spend at least $38 but no more than $59. Which graph shows the possible number of flags Virginia could buy?

• A

• B

• C

• D

• A

• B

• C

• D

• The weight must be less than 13.7g

• The weight must be greater than 12.3g

• The weight must be greater than 12.3 and less than 13.7

• The weight must be greater than 12.3 or less than 13.7

What type of line is used with the following symbols, < and >?

• dashed or dotted

• solid