Math Ch. 3 Review
6. What is the total cost of three shirts $22.50 and two ties $14.90 with a 5 % sales tax?
$102.17 $4.87 sales tax $22.50 + $22.50 + $22.50 = $67.50 $14.90 + $14.90 = $29.80 $67.50 + 29.80 = $4.87
15. A layaway plan requires a 20 % deposit. How would you calculate the amount of the deposit and the balance due for a dress that costs $158.90?
$158.90 x .20 = $31.78 - deposit $158.90 - $31.78 = $127.12
7. What is the amount saved on a coat that was regularly $199.00 and is now on sale for $149.99?
$199.00 + $149.99 = $49.01
14. A person owes $252.00 on his charge card. If he pays a minimum payment of $15.00, what will the unpaid balance be? If the interest rate is 1.5 %, what will the interest charge and the new balance be?
$237.00 + $3.56 = $240.56
10. Look at the catalog page shown above. Find the cost for a belt and a pair of gloves. Explain how to calculate 6 % sales tax, the shipping charge, and total amount due.
$52.50 x .06 = $3.15 sales tax $52.50 / 3.15 = $165.37 $9.90 shipping charge $178.42 total amount due
12. How much will 5 3/8 fabric cost at $10.99 a yard?
$59. 07 $10.99 x 5 = $54.95 $54.95 + $4.12 = $59.07
9. What is the amount saved on a dress that was regularly $69.99 and now has a 20 % discount?
$69.99 x .20 = $14.00 $14.00
11. Look at the chart. How much fabric is required for boots {35 '' fabric} and a sash?
1 2/4
8. What percent is saved when a $129.99 dress is bought on sale for $84.49?
35 %
13. What is the interest charge on $45.75 at 1.8 % interest?
45.75 x .018 = $0.82
2. What is the amount saved on pants that were regularly $49.00 and are now on sale for $42.99?
{A.} $6.01 $49.00 + $42.99 = $6.01
3. How much is saved on a pair of athletic shoes that are discounted 30 % if they are regularly $110.00?
{B.} $33.00 $110.00 x .30 = $33.00
5. If you put a $160 coat on layaway and make a 25 % deposit, what is the balance owed?
{C.} $120 $160 x .25 = $40 $160 - $40 = $120
4. What is the new credit card balance if the unpaid balance is $1,000 at 1.3 monthly interest?
{D.} $1,000 x .013 = 13 13 + 1,000 = $1,013.00
1. What is the total cost of two sweaters $19.99 each and one pair of jeans $39.99 with 6 % sales tax?
{D.} 84.77 $19.99 + $19.99 = $39.98 $39.99 + $39.98 = $4.80 $79.97 + $4.80 = $84.77
