unit 1 test

Jake bakes and sell apple pies. He sells each pie for $5.75. The materials to make the pies cost $40. The boxes Jake puts the pies in cost $12.50 total. How many pies does Jake need to sell to earn a profit of $50?

• 5

• 14

• 16

• 18

Allie noticed that to get her test grade, she could take Valerie's grade, multiply it by 2 and subtract 15. If Valerie's test grade was x, how would you write Allie's test grade?

• 2x

• 2x+15

• 2x-15

• 15x-2

Artie sells ice cream from a cart. The items, their prices, and the quantity sold on an average day are shown in the table. Which expression is equivalent to a single day of ice cream sales?

• 1.75a + 2.25(b+c) + 2.74a

• 4.5a + 4b + 2.25c

• 10.75(a + b + c)

• 10.75abc

t = # of text messages sent or received

Before tax, and miscellaneous charges, Jason's cell phone bill is $100 per month plus $0.15 for every text message that he sends or receives. Which expression represents his cell phone bill for any given month?

• 100 + 15t

• 100 + 0.15t

• 0.15 + 100t

• 100t - 0.15t

Sarah is saving to buy a new phone. She needs $150, and she has already saved $63. Write an equation to model this situation. Let x represent the amount of money Sarah needs.

• x - 63 = 150

• x + 63 = 150

• x + 150 = 63

• x - 150 = 63

A bus company has been contracted to transport 330 passengers 440 miles. Each bus will hold 55 passengers. Which inequality represents the solution set that shows the number of buses, b, that the bus company will use to transport the passengers?

• b ≥ 6

• b ≤ 6

• b ≤ 8

• b ≥ 8

A printing company uses the formula C = 0.5x + 10 to find the cost of printing x business cards.

Which equation correctly solves the formula for x?

• x = 2C - 20 - this is the answer simplified

• x = -2C + 20

• x = C + 100.5

• x = C - 0.510

What is the coefficient of a in the expression 5a³ + 9a² + 7a + 4 ?

• 3

• 5

• 7

• 9

Given the equation P = 2w + 2L solve for w.

• 2w = P - 2L

• w = 2L + P

  2

• w = P -2L

  2

• w = 2L - P

  2

A school club is raising money for a trip, and needs to reach $10,000.

Their fundraising progress is modeled by the function

y = 435 + 1200x, where x is measured in weeks.

What is the meaning of the constant 435?

• It is the amount they started with.

• It is the amount still to be raised.

• It is the amount which is left over.

• It is the amount they raise each week.