Percent Expressions

Percent Expressions

Multiple Choice

A store charges a 8% sales tax on all purchases.

Which of the following represents the cost of a purchase, x, after tax?

• 0.8x

• 0.08x

• x + 0.8x

• x + 0.08x

Multiple Select

Home Depot is having a 15% off sale on all lawn mowers.

Choose ALL of the following that represent the sales price of a lawn mower.

• x - 0.15

• 1.15x

• 0.85x

• x - 0.15x

Multiple Select

A chip company marks up their chip bags by 60%.

Choose ALL of the following that represent the total cost of a bag of chips.

• x + 60x

• 1.60x

• 0.40x

• x + 0.60x

Multiple Select

An item goes on clearance and is marked down 70% off its original price.

Choose ALL of the following that represent the sale price of the item.

• 1 - 0.70x

• 1.7x

• 0.30x

• x - 0.30x

• x - 0.70x

Multiple Choice

A jewelry supply shop buys silver chains from a manufacturer for c dollars each, and then sells the chains at a 40% markup.

Write an expression for the retail price of a silver chain.

• .6c
• .4c
• 1.4c
• $40

Multiple Choice

Which expression should you use to find the final price after a discount of 30% off of a price of p?

• 1.30p

• 0.30p

• 0.70p

• 1.70p

Multiple Choice

Which expression should you use to find the final price after a discount of 15% off of a price of b?

• b - 0.85

• 0.85 + b

• 0.15b

• 0.85b

Multiple Choice

A coat is on sale for 35% off. The regular price is p.

Which expression represents the sale price of the coat?

• p - 0.35

• p - 0.35p

• p - 0.65

• 35p

Multiple Choice

A jewelry supply shop buys silver chains from a manufacturer for c dollars each, and then sells the chains at a 40% markup.

Write an expression for the retail price of a silver chain.

• .6c
• .4c
• 1.4c
• $40

Multiple Choice

Which expression should you use to find the final price after a markup of 30% on a price of p?

• 1.30P
• 0.30P
• 0.70P
• 1.70P