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First ship sails on the bearing of 52 degree at 17 knots (nautical miles per hour) and second on the bearing of 322 degree at 22 knots. How far apart are ships after 2.5 hours?
Express null HYPOTHESIS and alternative Hypothesis. ii) Provide standard score for data. iii) Determine P-Value for significance test. iv) summarize conclusion in context of the problem.
Two cars arrive at the railway crossing between 7:00 and 7:30 according to the uniform distribution. Crossing is closed between 7:20 and 7:25. Determine probability that total waiting time is at le
The period T (time in seconds for 1 complete cycle) of the simple pendulum is related to length L (in feet) of pendulum by formula 8T^2 = Π^2L.
Pat travels five miles per hour slower than Bob, and her route takes half hour longer than Bob's. Calculate speed at which each one is traveling.
The plane flies 440 miles with wind and 320 miles against wind in same length of time. If speed of wind is 30 mph, Compute speed of plane in still air?
If he can go 12 miles downstream in same time as it takes him to go nine miles upstream, then determine speed of the water currents?
Its distance in feet above ground after t seconds is provided by s(t)=16t^2+64t+80. How many seconds it will take to reach ground level?
One plane travels 30 miles per hour faster than other. After three hours, planes are 3150 miles apart. Determine the rate of every plane?
The doctor drives from the home, situated 2 miles east and 20 miles north of town to the courthouse office, situated 5 miles west and 4 miles south of the town courthouse.
Using estimate given, how many miles from Edward lightning crash? State the answer as the mixed number. Solve and describe the answer.
Or we can say, if she has lunch first and leaves in 40 minutes, she have to drive at 90 km/h to make the appointment. Determine how far away is Alton?
Two hours later, the express train left same station and traveled in same direction at 50 mph (on the different track). In how many hours express overtook freight train?
The height of the object tossed upward with the initial velocity of 104 feet per second is provided by formula h= -16t^2 + 104t, where h is height in feet and t is time in seconds.
He then took the bus for one-fourth of total distance. He walked remaining 10 miles to arrive at the destination. Find total distance of his destination?
You drove 210 miles at the average speed of 20 miles per hour more than your friend, and your friend drove 150 miles. How long it took for you and your friend to meet?
Investments will pay $230 at end of each for next 3 years, $590 at end of four years; $825 at end of five years; $910 at the end of six years. If other investments earn 14.94% annually, determine th
Determine number of pitchers which she must produce and price that she must charge to maximize profit, and determine the maximum profit.
Five 9% FRMs totaling amount $450,000 and ten 8% FRMs totaling amount $750,000, such that total value of pool is $1.7M, find weighted average coupon (WAC) rate (in percent)?
Write the linear equation which explains number of fatalities in terms of years after 2003. Then use equation to evaluate number of fatalities in 2012.
Flying 0.25 m against wind on first half takes same time as flying 0.5 m with wind on return flight. Determine rate of bird in calm conditions and rate of wind.
Distance between Columbus, Ohio, and New York City is approx 560 miles. How many hours it take train to travel between cities?
If barge can make downstream trip in 6.5 hours less than it can travel upstream trip, then find barge's speed in still water?
On return trip, canoe took six hours to travel same distance against current. When canoe travels with current it travels faster than normal. How fast canoe travels with current?
The train traveled 960 miles from Town A to Town B. If train had traveled from Town A to Town B at the average speed of 12 miles per hour less, it would have taken four more hours. Find train's ave