Simple Interest
What is the formula for Simple Interest?
I = Prt
How much tax would you pay for a $30 item at 5%?
$1.50
If dinner was $42.00 and you gave a 15% tip, what did you give the waiter as a tip?
$6.30
If a bracelet is $44 but on sale for 25% off, what is the discount?
$11
John makes a commission of 2% when a house is sold by his company. How much money will John make as commission if his company sells the house for $300,000.00?
$6000
Robin deposits $500 in a saving account that earns an interest rate of 4%. What is the interest she earns after 20 years?
$400
Michigan sales tax is 6%. If you buy a new chair for $75, how much did you pay in tax?
Mrs. Smith paid $125 dollars to get her hair done. If she tips 15%, how much was the tip?
$18.75
If everything in a store is 30% off, what would the discount on a $100 dollar item be?
Alexandria, a car dealer, earns 40% commission of her luxury vehicles sales. Last year, her sales were $480,000. What was the total dollar amount of her commission last year?
$192,000
A business borrows $320,000 at a rate of 7%. If the interest earned is $358,400, how long did it take to pay off the loan?
16 years
Jamie buys a pair of headphones for $45.50. What is the total amount paid if the tax was 10%?
$50.05
John's Doordash was $65.00. If he leaves a 20% tip, how much was the total cost of the meal?
$78
Mary buys a laptop for $1,340. It is on sale for 15% off. What is the final price?
$1,139
Salesman Randy gets fixed salary of $2000 per month and a commission of 2% on sale. If total sale is $30,000 for the month, find his total salary for the month?
$2600
12%
What would the total cost of a iPod be if it cost $240 and was taxed at 7.5%?
$258
If you spent $88 at a restaurant and the tip was $22, what percentage did you tip?
A new jacket costs $250 dollars. If it is on sale for 23% off, how much does the jacket cost?
Mike makes a commission of 10% on each TV set sold at store. Each TV costs $120. How much money will he make as commission if store sells 25 TV sets?
$300
Brayden saves $1,500 at a rate of 2.5%. How many years would it take for him to make double in interest?
80 years
A calculator cost $110 and is on sale for 35% off. If sales tax is 7%, what is the final cost of the calculator?
$76.51
John's food costs $32.57. If he uses a 10% off coupon and then leaves a 18% tip, what is the tip he gave?
$5.28
The price of a couch is $349. If it is on sale for 30% off, and then the customer adds a 15% off coupon, what is the final cost of the chair?
$191.95
Paul makes $6875 dollars on commission for selling a house. If he makes 2.5%, what was the original cost of the house?
$275,000