Related Questions

when a truck travels at 60 miles per hour, it uses 30 percent more gasoline to travel andy distance than it does when it travels at 50 miles per hour. The truck can travel 20 miles on a gallon of gas if it is travelling at 50 miles per hour. The truck has only 10 gallons of gas and is 160 miles from its destination. It takes 20 minutes for the truck to stop for gas . How long will it take the truck to reach its final destination if it is driven at 60 miles per hour?
ক 160 minutes
খ 180 minutes
গ 190 minutes
ঘ 192 minutes
Two cyclists start biking from a trail start 3 hours apart. The second cyclist travels at 10 miles per hour and starts 3 hours after the first cyclist who is traveling at 6 miles per hour. How much time will pass before the second cyclist catches up with the first from the time the second cyclist started biking?
ক 2 hours
খ 412 hours
গ 534 hours
ঘ 6 hours
A cyclist travels x miles in w hours and z minutes. What is the cyclist's speed in miles per hours and z minutes. What is the cyclist's speed in miles per hour?
ক (60w+z)/x
খ 60x/(w+z)
গ w+z/x
ঘ 60x/(60w+z)
Two cyclists start biking from a trail's start 3 hours apart . The second cyclist travels at 10 miles per hours and starts 3 hours after the first cyclist who is traveling at 6 miles per hour. How much time will pass before the second cyclist catches up with the first from the time the second cyclist started biking?
ক 2 hours
খ 412 hours
গ 534 hours
ঘ 6 hours
A car goes 15 miles on a gallon of octane when it is driven at 50 miles per hour. When the car is driven at 60 miles per hour, it only goes 80% as far. How many gallons of octane is needed to travel 200 miles if half the distance is traveled at 50 miles per hour and the rest at 60 miles per hour?
ক 13.33
খ 16.67
গ 10.6
ঘ 15
A man travels 100 miles at 20 miles per hour, 60 miles at 30 miles per hour and 80 miles at 10 miles per hour, what is his average rate for the three trips?
ক 18 miles per hr
খ 17 miles per hr
গ 20 miles per hr
ঘ 16 miles per hr
On a trip of 200 miles, a man travels at the rate of 40 miles per hour for the first 100 miles. For the rest of the trip, he travels at the rate of 55 miles per hour . What is his average speed, in miles per hour, for the total trip ?
ক 400/9
খ 200/9
গ 90
ঘ 50
Quantity A = Time to travel 95 miles at 50 miles per hour ; and Quantity B = Time to travel 125 miles at 60 miles per hour .
ক Quantity A is greater
খ Quantity A equals Quantity B
গ Quantity B is greater
ঘ Relationship indeterminate
Jamal covered a distance of 340 miles between ciry A and B taking a total of 5 hours. If part of the distance was covered at 60 miles per hours speed and the balance at 80 miles per hour speed, how many hours didhe travel at 60 miles per hour?
ক 2
খ 2.5
গ 3
ঘ None
A man travels a distance of 10 miles at 20 miles per hour and returns over the same route at 30 miles per hour. What is his average speed for the round trip in miles per hour?
ক 35
খ 30
গ 25
ঘ 24

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