Unit 6 Assessment

What is the value of this expression?

[36+(3X2)]/6

• 7

• 37

• 13

• 42

An expression is shown.

8x(3.8+13.2)-6

What value is equivalent to this expression?

• 37.6

• 61.4

• 130

• 88

Theo earned $500 selling food at a carnival. He earned $260 selling nachos and the rest selling hot dogs for $2 each. Theo used this equation to find h, the number of hot dogs he sold at the carnival.

h=(500-260) /2

• 380

• 180

• 370

• 120

At a clothing store, Zoey bought 2 shirts for $7.25 each and 2 pair of jeans for $24 each. She used a coupon for $10 off the total price of the clothes. The discounted price of the clothes Zoey bought can be used in this expression.

[2(7.25)+2(24)]-10

What is the discounted price in dollars and cents of the clothes Zoey bought?

• 42.00

• 52.50

• 14.50

• 42.50

Ms. Roberts wrote the expression shown below on a whiteboard:

14-2x4+36/9

How would the value of the expression change if 14-2 were in parentheses?

• The value of the expression would remain the same.

• The value of the expression would be greater than 52.

• The value of the expression would be less than 10.

• The value of the expression would increase by 42.

Margaret opened a new case of lightbulbs.

-The case contained 3 boxes of lightbulbs with 8 lightbulbs in each box.

-Margaret threw 2 of these lightbulbs in the trash because they were damaged.

-Then she took 7 of the lightbulbs out of the case.

Which expression can be used to show that there are 15 lightbulbs still in the case.

• 3x8-2+7

• 3(8)-2(7)

• 3x8-(2+7)

• 3+8-2+7

Mr. Anderson had 185 pieces of wood. He sold 25 pieces of wood to his neighbor and stacked the rest of the wood into piles around the house. Each pile of wood contained 40 pieces of wood. Which equation can be sued to find p, the number of piles of wood Mr. Anderson made?

• p=(185+25)+40

• p=(185-25)-40

• p+(185+25)x40

• p=(185-25)/40

Miriam purchased 3 shirts for $21 each, 2 jackets for $57 each and 3 bracelets for $18. Which equation shows how much money Miriam spent?

• (3x21)+(2x57)+18=

• (3x21)+(2x57)+(3+x18)=231

• (3+21)+(2+57)+(3+x18)=104

• 3(21+18)+(2+57)=176