Use scale factors and unit rates in proportional relationships to solve ratio and percent problems.
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Q 1/10
Score 0
Mary earns $12 per hour, plus 10% commission on all her sales. Mary worked 10 hours and her sales were $1,500. How much money did Mary earn?
300
$175
$135
$270
$160
Q 2/10
Score 0
Jerry’s monthly salary was $3,050 last year. This year his monthly salary is $3,350. What percent increase in salary did Jerry receive?
300
11%
9%
8%
10%
10 questions
Q.
Mary earns $12 per hour, plus 10% commission on all her sales. Mary worked 10 hours and her sales were $1,500. How much money did Mary earn?
1
300 sec
NC.7.RP.3
Q.
Jerry’s monthly salary was $3,050 last year. This year his monthly salary is $3,350. What percent increase in salary did Jerry receive?
2
300 sec
NC.7.RP.3
Q.
Juan bought 4.5 lbs of coffee for $7.98 per lb. Sales tax is 6%. What was the total amount Juan paid for the coffee?
3
300 sec
NC.7.RP.3
Q.
Lane is very excited to go shopping at his favorite toy store. The store is having a 30% off sale. If the board game he wants normally costs $26.95, how much will it be after the discount?
4
300 sec
NC.7.RP.3
Q.
William worked 20 hours and earned $215. If he receives a 4% raise, how much will he earn per hour?
5
300 sec
NC.7.RP.3
Q.
Janet paid $6.00 for a candle marked down from $15.00. What was the percent of discount?
6
300 sec
NC.7.RP.3
Q.
Gina earns a 35% commission on all the cosmetics that she sells. Gina sells $162 worth of cosmetics. How much commission did Gina earn?
7
300 sec
NC.7.RP.3
Q.
Ms. Sims had lunch with three of her friends. The cost of the lunch was $32.80, and the women left a 15% tip. They split the cost of the lunch and tip equally. How much did each person pay?
8
300 sec
NC.7.RP.3
Q.
Jamie bought a jacket for $50.99, jewelry for $12.99, and a book for $6.99. She used a coupon for 25% off the jacket price. How much did these items cost before sales tax?
9
300 sec
NC.7.RP.3
Q.
Mary earns $12 per hour, plus 10% commission on all her sales. Mary worked 10 hours and her sales were $1,500. How much money did Mary earn?