How far can you drive a car in 30 minutes at a speed of 40 mph?

How far can you drive a car in 30 minutes at a speed of 40 mph?

1 Expert Answer Since 30 minutes is 1/2 of an hour, you will drive 1/2 of 40 miles, or 20 miles.

How far does the car travel in 30 minutes?

30 minutes is 1/2 hour or 0.5 hours. Therefore, distance = 80 x 0.5 = 40 kilometers.

How far do you travel at 40 mph?

Driver Care – Know Your Stopping Distance

Speed Perception/Reaction Distance Overal Stopping Distance
40 mph 59 feet 139 feet
50 mph 73 feet 198 feet
60 mph 88 feet 268 feet
70 mph 103 feet 348 feet

What does 40mph mean?

That car is covering a distance of 40 miles over the next hour at a constant velocity. At the point at which you keep pace with that car (relative velocity = 0), you are traveling at 40 mph.

How many miles is 1 hour?

approximately 0.6818 miles per hour.

Can you tell how fast a car was going after an accident?

How Do I Calculate Speed and Distance in a Car Accident Case? The formula for speed and distance is the same for a car as any other object: distance ÷ time. So if you want to calculate the speed of a car at sixty miles an hour, the math is (60 x 5280) ÷ (60 x 60) = 88 feet per second.

How many feet does a car traveling at 65 mph go in one second?

At 65 mph, keeping one second of following distance means the vehicle is traveling 100 feet behind the vehicle in front. It takes an automobile a minimum of 150 feet to stop. With a 100 foot gap plus the auto’s stopping distance of 150 feet, an impact would occur within 250 feet.

How long does it take to drive 20 miles at 40 mph?

If you are travelling at 40 mph , then it will take 30 minutes to go 20 miles and 60 minutes to go 40 miles.

How many seconds does it take to stop a car going 40 mph?

The rule of seconds advises that if you’re driving below 40 mph, you should maintain at least one second of distance for each 10 feet of vehicle length. Over 40 mph, add an extra second. For a truck driver cruising in a longer, heavier vehicle, more space and time is needed.

Can you survive a 30 mph crash?

The U.S. Department of Transportation (DOT) estimated that about 40 percent of people who get hit by a motor vehicle going 30 mph will die from their injuries. About 5 percent would not survive getting struck by a motor vehicle traveling at 20 mph.

How many miles is 2 hour?

You can walk 6–8 miles (9–12 km) in 2 hours, walking at a brisk pace. The average person walks about 3 miles per hour, you can walk up to 4 miles per hour at a brisk pace (speed walking).

How many miles does a car travel at 40 mph?

If a car travels at constant speed of 40mph then it will have traveled 10miles in 15 mins (4×10=40miles). Hence, In 45 minutes the car will have reached 30miles. At 40 mph it travels 40 miles in 60 minutes. 45 minutes is 3/4 of 60 so it travels 3/4 of 40 miles- it travels 30 miles in 45 minutes

What does the constant speed of 40 mph mean?

And constant speed indicates you are always moving the same distance in certain period of time. Constant speed of 40mph or 40 miles per hour means you are always going 40 miles distance in an hour or if measured in minutes, you are going 40/60 or 2/3 miles per minute. So, your speed ia 40mph or 2/3 miles per minute.

How to calculate the speed of a car at sixty miles an hour?

So if you want to calculate the speed of a car at sixty miles an hour, the math is (60 x 5280) ÷ (60 x 60) = 88 feet per second. So this formula works for any “how far do you travel?”

How many feet per second is 40 miles per hour?

40 miles per hour = 58.7 feet per second 45 miles per hour = 66.0 feet per second 50 miles per hour = 73.3 feet per second 55 miles per hour = 80.7 feet per second