A piano is priced at $2,589 in a state with a 4.5 % sales tax. What is the sales tax amount? What is the total cost of the piano?

A $1 \frac{1}{4}$-1b box of Brand A cereal sells for $\$ 4.39$. A $1 \frac{1}{2}-1$b box of Brand B cereal sells for $\$ 4.69$.

Which brand costs less per pound?

A digital camera is priced at $369.89 at a department store. The same camera can be bought for$310.88 plus $12.50 shipping and handling over the Internet. How much would you save by bu ying the camera over the Internet?

Find the extension for each purchase.

6 reams @ $42.89

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

16-oz box of dog tre ats for $1. 79

Mona Allen wants to buy a bed that costs $695. The city sales tax rate is 7 % . In a nearb y city the sales tax rate is 4 % . How much less would the bed cost if Mona bought it in the nearby city?

On the Galápagos Islands, different types of seeds are common on different islands. How did the seed types affect the evolution of Darwin's finches?

Arif Filani paid $600 for a satellite dish antenna and modem and$199 for their installation to StarNet, a satellite ISP. The company offers access fees of $69.99 a month or$469.95 a year for unlimited access

Julio Rivera buys Internet access from his telephone company . He pays $85 in installation fees,$199 for a modem kit, and a monthly fee of $49.95 for 768 kbps, unlimited access to the Internet. The access fee also includes one voice telephone line. So, he cancels one of his existing telephone lines costing$18. 9 5 a month. What is the net cost for Internet access for the first year?

Find the unit price of purchase

Box of 10 pencils for $2.69

Arif Filani paid $600 for a satellite dish antenna and modem and$199 for their installation to StarNet, a satellite ISP. The company offers access fees of $69.99 a month or$469.95 a year for unlimited access

How much could Arif save by paying the access fee annually?

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

5 cans of tuna for $2.19

Find the extension for each purchase.

3 doz. @ $76.12

One radial tire sells for $89.99. A set of 4 is priced at$305.96. How much would you save if you bought a set of 4 now instead of one tire at a time over the next few months?

William Meller has a 180-day loan from his bank to pay for a new swimming pool. His loan's maturity value is $30,640 and he is paying 10% exact interest. How much did he borrow?