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ABC Auto Insurance categorizes drivers as good, medium, or poor risks. Find probability Mr. Brophy is "good" driver?
Can F be represtented as the function from R to R. Write 2 different choices of X and Y so that F can be represented as the function say f X -> Y
What do you believe average speed of trip to Florida and back was? Defend the position. Algebraically, find average speed of trip to Florida and back.
The truck headed east two hours before the bus headed east from same location. Rate of bus was 60 mph and rate of truck was 40 mph. How long it took bus to get 20 miles ahead of truck?
Trains at every end of 50.0 km long Eurotunnel under English Channel start at same time into tunnel. Determine their speeds if train from france travels 8.0km/h faster than train from England and th
There will be the fence on 3 sides of garden (fencing is not essential along house). Area of garden is to be 1,000 sq. ft., and he has 90 feet of fencing available. Find dimensions of garden.
On drive to South Lake Tahoe he averages 40 mph and on return trip averages 50 mph. Determine his average speed for whole trip?
Driving down mountain, Tom discover that he has descended 1800 ft in elevation by time he is 3.25 mi horizontally away from top of mountain. Determine slope of the descent to nearest hundredth.
During rush hour, Bill can drive fifteenmiles using sideroads in same time which it takes to travel 10 miles on freeway. If Bills rate on side roads is 8mi/h faster than his rate on freeway, determi
Faerie Queen can travel 100 miles downstream in one hour more than she needs to travel 30 miles upstream. Determine still-water speed of Faerie Queen and how fast Lazy River flows?
Jason skied the total of 15,900 vertical feet and rode only the two chairlifts total of 16 times. How many times he rode each chairlift?
Therefore, he had to double the speed on way back to complete trip in nine hours. How fast he travelled in every direction, and what were two times?
Write standard score for data. Determine P-Value for the significance test. Summarize conclusion in context of the problem.
The tank has 2100 L of pure water. The solution which has 0.01 kg of sugar per liter enters the tank at rate 4 L/min. Determine amount of sugar in tank after t minutes.
The store is having the sale on 200 DVD movies, some movies are being sold for $10 and some are being sold for $12. If store made $2200 after selling all 200 DVDs, find how many $12 DVDs were sold?
If you randomly sample ten marbles, one at a time with replacement from bowl, find probability you will choose nine marbles with pluses and one with a minus?
Solve homogenous equation system: 3x-8y+z=0 and -20x-5y-6z=0 by form aug matrix for solutions of homo system then add solutions from first part above to second part
Determine time interval (0, t) on which both funds are equivalent and determine equivalent level force of interest? on the interval period of time.
Ariana took 2 hour longer to drive 360mi on first day of the trip than she took to drive 270mi on second day. If her speed was same on both days, determine driving time each day?
Runner B is originally 5.0 km east of flagpole and is running with the constant velocity of 8.0 km/h due west. Find the distance of two runners from flagpole when the paths cross?
The equation h= -16t^2 + 112t provides height of the arrow, shot upward from ground with the initial velocity of 112ft/s, where t is time after arrow leaves ground.
The paddleboat can travel 60 miles upstream in same time it takes to travel 140 miles downstream. If current of river is 10 miles per hour, compute speed of paddleboat in still water?
One of planes travels at the speed which is 150 mi/h faster than other. At 1:00 p.m., lanes are 1900 miles apart. Determine speed of faster plane.
Trip is total of 3 hours long. How lonng must pilot fly before shutting down 1 engine to go the total distance of 2352 in three hours.
Amy's average speed is five miles per hour faster than Kris's. How fast is Kris's average speed if they pass each other in six hours?