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Thursday, February 5, 2009

Time and Distance Problem 8

In this Algebra time and distance problem we have Bill leaving in a vehicle which proportionally increases or decreases its speed depending on how fast the wind is traveling. If the wind is 15 mi/hr coming and going the same distance and it takes him 4 hours going with wind behind him and 5 hours coming back with the wind coming head on, how fast was he coming and going?


Time and Distance Problem 8 Solution





Tme and Distance Problem 7

In this Algebra time and distance problem we have Bill who leaves going an average speed of 60 mi/hr and Craig who leaves 2 hours after Bill taking the same path at 90 mi/hr. How long will Craig take to catch up to Bill and how far would he have traveled in that time?


Time and Distance Problem 7 Solution





Monday, February 2, 2009

Work Problem 3

In this Algebra work word problem, we have pump A that can fill a pool in 12 hours and pump B which can fill the same pool in 6 hours. However, there is also a leak in the pool, and a full pool will empty out in 24 hours. How long would it take to fill the pool if pumps A and B work together and the leak was still present?

Solution to Work Problem 3




Sunday, February 1, 2009

Work Problem 2

In this Algebra work word problem we have pump A that can fill the pool in 10 hours and we have pump B that can fill the pool in 8 hours. If both pumps A and B were used at the same time how long could would it take to fill the same pool?



Work Problem 2 Solution
** don't cheat try it yourself 1st


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