Spring Review 7th Math

The temperature dropped 3 degrees every hour for six hours.  How much did the temperature drop in all?

• -18
• 9
• 18
• -9

-7 + 5 =

Solve for w:
-6w + 1 = -11

• 2
• 1.2
• 12
• -2

You have $16 and a coupon for a $5 discount at a local supermarket. A bottle of olive oil costs $7. How many bottles of olive oil can you buy?

• 16 - 5x = 7

• 7x - 5 = 16

• 7x + 5 = 16

• 16 - 7x = 5

Two college friends rent an apartment. They have to pay the landlord two months rent and a $500 security deposit when they sign the lease. The total amount they pay the landlord is $2800. What is the rent for one month.

• 500 + 2x = 2800

• 500 - 2x = 2800

• 2x - 500 = 2800

• 2800 - 500 = x

Find the rate of change

• 1
• 2
• 11
• Not a constant slope/Non-Linear

What is the constant rate of change between the quantities in the table?

• $1 per hour

• $40 per hour

• $5 per hour

• $10 per hour

Find the percent change.
Original amount:  10
New amount: 12

• 20%
• 12%
• 15%
• 50%

Find each percent increase. Round to the nearest percent.
From 13 friends to 14 friends  

• 20%
• 12%
• 15%
• 8%

Find the slope

• -5/3
• -3/5
• 5/3
• 3/5