Page 507 - Basic College Mathematics with Early Integers

Vocabulary and Readiness Check

Use the choices below to fill in each blank. Some choices may be used more than once.

amount of discount sale price sales tax
commission total price
#
1. = tax rate purchase price .
2. = purchase price + sales tax .
#
3. = commission rates sales .
#
4. = discount rate original rate .
5. = original price - amount of discount .
6. sale price = original price - .

6.5 Exercise Set FOR EXTRA HELP

Objective Solve. See Examples 1 and 2.

1. What is the sales tax on a jacket priced at $150 if the 2. If the sales tax rate is 6%, find the sales tax on a
sales tax rate is 5%? microwave oven priced at $188.

3. The purchase price of a camcorder is $799.What is 4. A stereo system has a purchase price of $426.What
the total price if the sales tax rate is 7.5%? is the total price if the sales tax rate is 8%?

5. A new large-screen television has a purchase price of 6. The sales tax on the purchase of a $6800 used car is
$4790. If the sales tax on this purchase is $335.30, $374. Find the sales tax rate.
find the sales tax rate.

7. The sales tax on a table saw is $10.20. 8. The sales tax on a one-half-carat diamond ring is $76.
a. What is the purchase price of the table saw a. Find the purchase price of the ring (before tax)
(before tax) if the sales tax rate is 8.5%? if the sales tax rate is 9.5%. (See the hint for
(Hint: Use the sales tax equation and insert the Exercise 7a.)
replacement values.) b. Find the total price of the ring.
b. Find the total price of the table saw.

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9. A gold and diamond bracelet sells for $1800. Find 10. The purchase price of a personal computer is $1890.
the sales tax and the total price if the sales tax rate If the sales tax rate is 8%, what is the sales tax and
is 6.5%. the total price?

11. The sales tax on the purchase of a futon is $24.25. 12. The sales tax on the purchase of a TV-DVD
If the tax rate is 5%, find the purchase price of the combination is $32.85. If the tax rate is 9%, find
futon. the purchase price of the TV-DVD.
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