Find the speed of the airplane
An airplane can travel 450 miles in the wind in 2 hours and 25 minutes. This plane takes the same time to travel 630 miles with the wind. Find the speed of the airplane without any wind.
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Two accounts each began with the deposit of $10,000. Both accounts have rates of 6.5%, but one account compounds interest once year while the other account compounds interest continuously.
Determine the number of ways to put eight different books in five boxes, if no box is allowed to be empty
A flare is fired directly upward in the air from boat that is experiencing engine problems. The height of flare (in feet) above the water, t seconds after being fired, is given by formula h = -16t2 + 128t + 15. If the flare is designed to explode
At the beginning of walk, Roberto and Juanita are 7.7 miles apart. If they leave at the same time and walk in same directions. Roberto over take jaunita in 11 hours.
Assume a pick-5 lottery is played as follows. Each ticket (panel) has two sets of numbers. The top half of the panel has numbers 1 through 40.
The speedboat traveled at the speed that was twice as fast as the yacht. The speedboat traveled 240 miles in one hour less than it took the yacht to travel 150 miles. What were the speed and time for both the speedboat and the yacht?
Total distance = 20 miles How fast do you've to go for the last 10 miles for average velocity for the entire trip to be 5 mi/h? Given the average velocity for the first 10 miles. Is it possible to have a 20mi/hr average velocity for te total 20 miles
Tim drove to town at a rate of 64kph and returned at 80kph. How much time was taken for each direction if the total arriving time was 1 hour and 21 minutes?
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nvironmental Impact Assessment: Understanding the full extent of ecological damage to marine and coastal ecosystems.
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