7th Grade Midterm Final

You spend $40 on 5 pounds of concrete. What is the unit rate for one pound?

• $8 per pound

• $35 per pound

• $5 per pound

• $0.125 per pound

A cashier at the grocery store rung up 2 customers in 8 minutes. At this rate, how many customers can he ring up in 30 minutes?

1. 8/2=
2. Multiply answer by 30

• 16 customers

• 10.5 customers

• 7.5 customers

• 14 customers

Solve: -9 x 2.2=

• -19.8

• -2

• 2

• 6.2

The Polar Express movie is $13 and it will be on sale for $9.What is the percent of change?

• 15%

• 31%

• 10%

Find the PERCENT of Change.

The original cost was $50 and the new cost is $60.

• Increase 20%

• Decrease 16.67%

• Decrease $10

Chisom made 36 pints of lemonade for a class party. How many quarts of lemonade did she make?

• 9

• 6

• 18

• 2

Two objects that are the same shape but not the same size are _______.

• Congruent

• Vertical

• Similar

• Complementary

Are the following similar? Why or why not?

• Yes

• No, the ratios of the corresponding sides are not equal.

 $\frac{11}{x}\ \ \frac{4}{52}$  Solve for x.

• 100

• 143

• 4

• 95

Click to see image.

1. Setup a proportion
2. Cross Multiply
3. Divide

• A

• B

• C

• D