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The boat has the speed of 15 mph in still water. It travels downstream from Greentown, in three-fifths of an hour. Determine rate of current.
They pass each other in thirty minutes, and Brittani, headed for point B, arrives there in another twenty minutes. Find time that after brittani arrives at point B will Lea arrive at Point A?
Height (h) of bucket after t seconds is given by following formula: h=-16t^2+64. How long it will take for bucket to hit ground?
One number is six more than another number. Sum of numbers is one more than three times their difference. Determine the numbers?
Friend drove her home in the car traveling at 25 mi/hr. Lois took 1.5 hr longer to go to the friend's than to return home. How many hours it took Lois to ride to friend's house?
At 3:10P.M. skydiver jumps from the airplane at the altitude of 15,000 feet. At 3:10:26 at the altitude of 4200, skydiver opens parachute. Determine skydiver's average speed during 26-second free-fa
The passenger train's speed is 60 mi/h, and the freight train's speed is 40 mi/h. Passenger train travels same distance in 1.5 h less time than freight train. How long each train takes to make trip?
Local train heading for Westford at 60km/h and express train heading for Eastford at 80km/h pass each other at Centerville during heading in opposite directions along the straight roadbed.
Fifteen minutes later, Sandy left the home and walked at 8 km/h toward Sue's house. If Sue lives five km from Sandy, at what tme they met?
Write the equation for the problem which associates time and distance, where t= time Tory traveled on state highways.
Create the 90 % confidence interval with margin of error for proportion of all adults who are smokers? What must be minimum sample size to keep Margin of error under 1%?
They then returned to same point downstream. If complete trip took four hours, how fast can they paddle in still water?
The boat has the speed of 15 mph in still water. It travels downstream from Greentown, in three-fifths of hour. Determine rate of current.
They head west riding at the rate of 15 mph. How far each cyclist rides in t hours. Write and find the equation to determine when they meet.
They pass each other in thirty minutes, and Brittani, headed for point B, arrives there in another twenty minutes. Find time at which after brittani arrives at point B will Lea arrive at Point A?
The window washer accidentally drops the bucket from top of 64-foot building. Height (h) of bucket after t seconds is provided by given formula: h=-16t^2+64. How long will it take for bucket to hit
In the small rowboat, it took Alice six hours to go six miles upstream, but she was able to return to the starting point in only 45 minutes. Suppose the rowing speed was constant, find the speed of
Maria can run around complete track in 40 seconds. She meets Jan every fifteen seconds. How long it takes Jan to run around entire track?
The friend drove her home in the car traveling at 25 mi/hr. Lois took 1.5 hr longer to go to the friend's than to return home. How many hours it took Lois to ride to friend's house?
At 3:10:26 at the altitude of 4200, skydiver opens parachute. Determine skydiver's average speed during 26-second free-fall?
The train leaves station at 6:00 P.M. traveling west at 80 mi/h. Passenger train travels same distance in 1.5 h less time than freight train. How long each train takes to make trip?
If local train makes one 15 minute stop after passing Centerville express completes its run before local does. Determine maximum distance to nearest kilometer between Westford and Centerville.
How long she traveled on interstate highways and how many miles she traveled on state highways? Write the equation for the problem which associates time and distance, where t is time Tory traveled o