One box of 15 holiday cards costs $15.99 . Another box of 20 cards costs$18.99. Which box costs less per card? How much less per card?

A 12-oz bottle of cleaning fluid costs $3.89. What is the unit price, to the nearest tenth of a cent?

Bob Jeffries bought these items at an office supply store: 2 doz. pencils @ $1.99, 8 boxes of cellophane tape @$5.99, 3 cartons of envelopes @ $9.83. The store applied a 7 .2 % sales tax to the subtotal.

What was the subtotal?

An airline offers senior citizens a courtesy discount of 10% on all flights. Rudy Brown, a senior citizen, buys a ticket regularly priced at $295.99.

What is the estimated amount of Rudy's discount?

Barry Convers has a dial-up connection with a true download speed of 40 kbps. How long will it take him to download the following files?

a program file of 1. 2 MB

Fill in the blank with an appropriate word, phrase, or symbol(s). A system of equations that has an infinite number of solutions is called a(n) _ system of equations.

Find the unit price. Round up to the next higher cent.

10 cubic yards of garden mulch for $64.99

Barry Convers has a dial-up connection with a true download speed of 40 kbps. How long will it take him to download the following files?

a sound file of 36 KB

You bought 3 T-shirts @ $14.95 and 4 sweatshirts @$39.99 in a state with a sales tax rate of 2.7%. What was the total amount of the sales receipt?

La Vernn Johnson had a new 36 square yard wall-to-wall rug installed in her home. The rug cost $15.99 a square yard, the padding cost$3 a square yard, and the rug was installed for $4 a square yard. The sales tax rate is 4.9%, and it is not applied to labor.

What was the total cost of the purchase?

A camcorder can be rented for $35 a day, or$125 a week. You need it for 6 days . How much cheaper is it to rent it for a week instead of by the day?

At an end of season sale, Vicky Charles bought a room air conditioner that was reduced from $398.99 to$349.99 and a fan that was reduced from $39.95 to$32.99 . What total amount did she save?

Frieda Hausen purchased 6 tons of sand @ $42.88 and 5 cubic yards of mulch @$28.58. The state sales tax was 4.5 % . What was the cash register receipt total?

Chad Lauer bought 3 doz. golf tees @ $2.19 and 4 doz. golf balls@$19.99. The city sales tax was 6 % . What was the sales slip total?