Java Games: Flashcards, matching, concentration, and word search.

SAT ARITHMETIC REVIEW-PRACTICE EXERICSES-AVERAGE PROBLEMS

THE STUDY BUDDY, INC.
SAINT PETERSBURG, FLORIDA

AB
Over a five-year period, the enrollment at South High dropped from 1,000 students to 800. Find the percent of decrease.200/1000 = 20/1000 = 20% Answer: 20%
A company normally employs 100 people. During a slow spell, it fired 20% of its employees. By what percent must it now increase its staff to return to full capacity?20% = 1/5 then 1/5 times 100 = 20 the company now has 100-20 = 80 employees. If it then increases by 20, the persent of increase is 20/80 = 1/4, or 25% Answer: 25%
Bill's Hardware offers a 20% discount on all appliances during a sale week. If ttake advantage of the sale, how much must the Russells pay for a washing machine marked at $280 ?If there is a 20% discount, the Russells will pay 80% of the marked price. Therefore, 80% = 4/5 the 4/5 times 280 = $224 sale price Answer: $224
A store offers a television set marked at $340 less discounts of 10% and 5%. Another store offers the same set with a single discount of 15%. How much does the buyer save by buying at the better price ?In the first store, the initial discount means the buyer pays 90% of 9/10 of 340, which is $306. The additional 5% discount means the buyer pays 95% of $306, or $290.70. Note tha the second discount must be figured on the first sale price. Taking 5% off $306 is a smaller amount than taking the additional 5% off $340, or $289, making the price $1.70 less that in the first store. Answer: Saves $1.70 at the second store - the better price
A sales person at Brown's Department Store is paid $80 per week in salary plus a 4% commission on all her sales. How much will that salesperson earn in a week in which she sells $4,032 worth of merchandise ?Find 4% of $4,032 and add this amount to $80. Therefore, 4032 time .04 = $161.28 + $80 = $241.28 Answer: $241.28
Bill Olson delievers newspapers for a dealer and keeps 8% of all money collected. One month he was able to keep $16. How much did he forward to the newspaper ?First, determine how much he collected by finding the number that 16 is 8% of.. Therefore, 16 = .08x then 1600 = 8x then 200 = x If Bill collected $200 and kept $16, he gave the dealer $200 - $16 or $184 Answer: $184
Noname County collects a 7% sales tax on automobiles. If the price of a car is $8,532 before taxes, what will this car cost once sales tax is added in ?Find 7% of $8,532 to determine tax and then add it to $8,532. This can be done in one step by finding 107% of $8,532. Therefore, 8532 times 1.07 = $9129.24 Answer: the price of the car would be then $9,129.24
If the tax rate in Anytown is $3.10 per $100, what is the annual real estate tax on a house assessed at $47,200 ?Annual tax = Tax rate tiimes Assessed value Therefore, ($3.10 / $100) ($47,200) = (.031) (47,200) = $1463.20 Answer: the annual real estate tax will be $1,463.29


The Learning and Tutoring Center, Inc.
Saint Petersburg, FL

This activity was created by a Quia Web subscriber.
Learn more about Quia
Create your own activities