5.1&5.2 Practice

A cell phone company dropped the prices on their phones by 9%. Which expression shows the NEW PRICE of the phone, p?

• p - 0.09p
• p - 1.09p
• p x 0.09p
• p - 0.09

A house was on selling for a certain price. If you wanted to offer 7% less than the price, p, which expression shows how much you should offer?

• p - 0.07
• p - 0.07p
• p - 1.07
• p x 0.07

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
• $40
• 1.4c

Roger drew a square with each side being exactly s cm long. If he wanted to make the sides 6% larger, which expression can be used to find the new length of the sides?

• s + 1.06

• 1.06s

• 0.06s

• s + 0.06

Over the summer gas prices dropped by 3%. Which expression shows the NEW PRICE of a gallon of gas, g?

• g x 0.03
• g - 1.03g
• g - 0.03g
• g - 0.03

A boat is marked up 20% on the original price. The original price was $50. What is the price of the boat before sales tax?

• $40

• $60

• $30

• $70

A guitar is on sale with a 55% discount. If it regularly sells for $270, what is the amount of discount?

• 121.50

• 418.50

• 148.50

• 215.00

A stereo that regularly sells for $130 is on sale for 60% off. What is the sale price?

• $78

• $52

• $208

• $70

The K-Smart Store pays $1000 for a computer monitor. The percent of markup is 20%. Find the computer monitor’s selling price.

• $1,200

• $800

• $1020

• $200

Sammy went to the mall and bought a shirt for $23.00 and shoes for $67.00. She had a 35% off coupon. What was the sale price for the shirt and shoes?

• 90.00

• 31.50

• 121.50

• 58.50