Expression & % Review

Two stores each advertise a discount on the same type of watch. At both stores, the original price of the watch was $35.

• - Store A discounts the price of the watch by 20%

• - Store B discounts the price of the watch by 15%

How much less is the discounted price of the watch at Store A than the discounted price of the watch at Store B?

• $1.75

• $5.00

• $5.25

• $7.00

Tags

CCSS.7.EE.B.3

Which expression is equivalent to -3(2x - 8) + 4x?

• -2x - 8

• -2x + 24

• -10x - 8

• -10x + 24

Tags

CCSS.6.EE.A.4

Which expression is equivalent to the expression shown below?

2 + 3(2x + 5)

• 7 + 6x

• 17 + 2x

• 17 + 6x

• 25 + 10x

Tags

CCSS.6.EE.A.4

A store sells blue hats and green hats. Each hat is priced at $8.00. The expression 8b + 8g can be used to determine the total price when a cutomer buys any number of blue hats, b, and any number of green hats, g. Which equivalent expression could also be used to determine the total price, in dollars, of the hats?

• 8bg

• 16bg

• 8(b + g)

• 16(b + g)

Tags

CCSS.6.EE.A.4

The bill for dinner at a restaurant is $58.20, before sales tax and tip. Sales tax is 5% of the dinner bill. Tip is 20% of the dinner bill. How much is the total bill including tax and tip?

• $83.20

• $72.75

• $62.27

• $58.45

Tags

CCSS.6.RP.A.3C

Which expressioon is equivalent to 7a - 8 - 12a + 4?

• -9a

• 31a

• -5a - 4

• 19a + 12

Tags

CCSS.6.EE.A.4

The regular price of an item at the store is p dollars. The item is on sale for 20% off the regular price. Some of the expressions below represent the sale price, in dollars, of the item.

Expression A: 0.2p

Expression B: 0.8p

Expression C: 1 - 0.2p

Expression D: p - 0.2p

Expression E: p - 0.8p

Which two expressions from above represent the sale price of the item?

• Expression A and Expression E

• Expression B and Expression C

• Expression B and Expression D

• Expression C and Expresison D

Tags

CCSS.HSA-SSE.A.1A