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To determine a student's grade, a teacher throws out the lowest grade obtained on 5 tests averages the remaining grades, and round up to the nearest integer. If Nick scored 75, 90, 88, 72, and 86 on his tests, what grade will he receive?
A. 68
B. 85.
C. 88
D 86
E. 84
B or 65
A regular toilet uses 3.2 gallons of water per flush. A low flow toilet uses 1.6 gallons of water per flush. What is the difference between the number of gallons used by the regular toilet and the low flow toilet after 375 flushes?
A. 100 gallons
B. 525 gallons
C. 600 gallons
D. 1,200 gallons
E. 1,800 gallons
C or 600 gallons
A ski club charges a $48 membership fee, plus $18 to rent ski equipment per day. Which of the following equations can be used to find the total cost of membership at the club, when renting equipment for x days?
A. y=66x
B. y=18x-48
C. y=48x + 18
D. Y= 54x
E. y=18x+48
E or y=18x+48
If the area of a rectangular board is 336 square inches and its perimeter is 76 inches, what is the length of each of the shorter sides?
A. 10 inches
B. 14 inches
C. 19 inches
D. 24 inches
E. 65 inches
B or 14 inches
A music club offers 7 CDs for $24 to new members. The usual price of CDs is $12 each. If Dajia joins the club and gets her 7 CDs at the discounted price instead of buying them individually, how much is her total savings?
A. $53.00
B. $24.00
C. $84.00
D. $60.00
E. $79.00
D or $60.00
Crystal makes $21 in commissions over the first three hours that she worked selling magazines. How many dollars must she make during the fourth hour to average $8 an hour for the full four hours?
A. $8.00
B. $11.00
C. $12.00
D. $15.00
E. $10.00
B or $11.00
11. In a spelling bee, CJ's placement is both the 11th highest and the 25th lowest among all the spellers who participated. How many spellers participated in the spelling bee?
A. 34
B. 35
C. 36
D. 37
E 38
B. or 35.
Kimora consigns her children's outgrown clothing at a local consignment shop that awards her 40% of the total sales price. She uses $28 from the proceeds to purchase new clothing for her children and goes home with $64 in cash. How much did her children's old clothing sell for?
A. $36.80
B. $55.20
C. $92.00
D. $153.33
E. $230.00
E or $230
On Fernando's bus ride to school, all available seats are filled and 6 passengers are standing in the aisles. If 10 passengers get off the bus and 8 others get on, how many passengers are standing in the aisles, assuming that all available seats continue to be filled?
A. 2
B. 4
C. 6
D. 8
E. 10
B or 4
Calvin has a business selling computers. He buys computers from the manufacturer for $450 each and sells them for $800. Each month, he must also pay fixed costs of $3000 for rent and utilities at his store. If he sells n computers in a month, which of the following equations can be used to calculate his profit?
A. P= n(800-450)
B. P=n (800-450-3000)
C. P =3000n(800-450)
D. P=n(800-450) -3000
D. or P =n(800-450)-3000
A home improvement store rents its delivery truck for $19 for the first 75 minutes and $4.75 for each additional 0.25 hour. If Jacob rented the truck at 11:10 a.m. and returned the truck at 1:40
4 p.m. the same day, what would his rental cost be?
A. $47.50
B. $42.75
C. $38.00
D. $23.75
E 19.00
B or $42.75
A bowl of fruit is served as part of a breakfast buffet at a conference. There are 21 bananas in the bowl, which is three times as many as the number of oranges. The oranges make up 14% of the total number of pieces of fruit. If each person at the conference was allowed a maximum of 1 piece of fruit, what percentage of the 200 people at the conference could get a piece of fruit from that bowl?
A. 14%
B. 25%
C. 42%
D. 50%
E. 56%
B or 25%
Ricky took the SAT math test four times. The first three scores totaled 1900. After fourth time, his average score was 650. What score did he get the fourth time?
A. 600
B. 650
C. 700
D. 750
E. 800
C or 700
The average of six numbers is 4. If the average of two of those numbers is 2, what is the average of the other four numbers?
A. 5
B. 6
C. 7
D. 8
E. 9
A or 5
Genny wants to buy a used truck for her delivery business. Truck A is priced at $450 and gets 25 miles per gallon. Truck B costs $650 and gets 35 miles per gallon. If gasoline costs $4 per gallon, how many miles must Genny drive to make truck B the better buy?
A. 20
B.160
C. 500
D. 4375
E. 7500
D or 4375
The volume in a water drum is halved every 2 days of a drought. If the volume of water in the drum was initially 1,000,000 gallons, what was the approximate volume after 10 days?
A. 1,000 gallons
B. 30,000 gallons
C. 50,000 gallons
D. 500,000 gallons
E. 999,000 gallons
B. 30,000 gallons
Seth needed 13.71 feet of wire to fix a lamp. He bought 14 and a half feet of wire at the hardware store. How much wire did he have left over after fixing the lamp?
A. three-fourths feet
B. 0.29 feet
C. 0.81 feet
D. 1.29 feet
E. 0.79
E or 0.79
Three quarters of the students running a 100-yard race finished with an average time of 16 seconds. The remaining 25% of students finished with an average time of 12 seconds. What was the average time overall?
A. 13 seconds
B. 14 seconds
C. 15 seconds
D. 16 seconds
E. 17 seconds.
C or 15 seconds.
John ran a mile in 6 minutes 15 seconds. If Joe ran at an average speed of 168 inches per second, Jim ran at an average speed of 875 feet per minute, and Jeremy ran at an average speed of 10 miles per hour. Who ran faster than John?
A. Joe
B. Jim
C. Jeremy
D. Jim and Jeremy
E. Joe, Jim, and Jeremy
D. or Jim and Jeremy
A rock group with 5 musicians gets 25% of the gross sales of their new album, but they have to give their agent 15% of their share. If the album grosses $20,000,000, what is each band member’s share?
A. $850,000
B. $4,000,000
C. $1,150,000
D. $650,000
E. $800,000
A or 850,000