Related Questions

A 60-gallon tank is 60% full of water. If 50% of the water is poured in a 90-gallon tank, what percent of the 40-gallon tank is filled?
A 20
B 30
C 32
D 36
The pilot of a small aircraft with a 40 gallon fuel tank wants to fly to Cleveland , which is 480 miles engine , which can fly only 8 miles per gallon, will not get him there , By how many miles per gallon must the aircraft's fuel efficiency be improved to make the fight to Cleveland possible?
A 160
B 12
C 40
D 4
A car averages 25 miles per gallon of gasoline when driven in the city and 40 miles per gallon when driven on the highway. According to these rates, which of the following is closest to the number of miles per gallon that the car averages when it is driven 10 miles in the city and then 50 miles on the highway?
A 64
B 36
C 12
D 29
A car averages 25 miles per gallon of gasoline when driven in the city and 40 miles per gallon when drives on the highway. According to these rates, which of the following is closest to the number of miles per gallon that the car averages when it is driven 10 miles in the city and then 50 miles on the highway?
A 64
B 36
C 12
D 29
A car averages 25 miles per gallon of gasoline when driven in the city and 40 miles per gallon when driven on the highway. According to these rates, which of the following is closest to the number of miles per gallon that the car average when it is driven 10 miles in the city and then 60 miles on the highway?
A 64
B 36
C 12
D 29
125 gallons of a mixture contains 20% water. what amount of additional water should be added such that water content is raised to 25%?
A 152gallons
B 172gallons
C 192gallons
D 253 gallons
125 gallons of a mixture contains 20% water . What amount of additional water should be added such that the water content is raised to 25%?
A 15/2 gallons
B 17/2 gallons
C 19/2 gallons
D 8 13 gallons
125 gallins of a mixture contains 20% water , What amount of additional water should be added such that water content be raised to 25% ?
A 15/2 gallons
B 17/2 gallons
C 19/2 gallons
D 813gallons
A bus uses one gallon of gasoline to travel 15 miles.After a tune-up,the bus travels 15% farther on one gallon. How many gallons of gasoline (to the nearest tenth) will it takes for the bus to travel 150 miles after a tune-up?
A 8.7
B 8.5
C 8.9
D 9
Druing a special promotion, a certain filling station is offering a 10% discount on gas purchased after the first the first 10 gallons. If Kim purchased 20 gallons of gas, and Zeni purchased 25 gallons of gas, then Zeni's total per-gallon discount is what percent of Kim's total per-gallon discount?
A 80%
B 120%
C 140%
D 100%

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