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Monday, November 16, 2009

Fun Brain Games

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Saturday, November 14, 2009

Work Problem 4

The following is a algebra work word problem submitted by a anonymous guest: "Joe and Jim paint a house. Joe can paint it alone in 5 days, Jim in 8 days. They start to paint it together but after 2 days Jim stops. How long will Joe finish it alone?"

Answer here! **Updated**




Wednesday, October 7, 2009

Number Problem 7

In this Algebra number word problem, a person asked via the "ask a question" post :

If the Numerator and Denominator of a certain fraction are both increased by 3, the resulting fraction equals 2/3. If the Numerator and Denominator are both decreased by 2, the resulting fraction equals 1/2. Determine the fraction.


Number problem 7 solution




Saturday, September 12, 2009

Mixture Problem # 6

In this Algebra word problem number 6 (technically a mixture problem although it involves money it uses the same strategy as a mixture problem to solve), a anonymous user asked..

"If a merchant has two types of tea, one worth $2.70 per kilogram and the other worth $3.00 per kilogram, how many kilograms of each type should the merchant use in order to produce 30 kilograms of a blend that is worth $2.95 per kilogram?"

Mixture Problem 6 Solution here




Time and Distance Problem 10

In this algebra time and distance word problem a anonymous commenter asked the following under the ask your own question post ....

"Junior's boat will go 15 miles per hour in still water. If he can go 12 miles downstream in the same amount of time as it takes to go 9 miles upstream then what is the speed of the current?"


Time and Distance Problem 10 Solution




Tuesday, August 25, 2009

Time and Distance Problem 9

This is a new time and distance algebra word problem submitted by a anonymous guest on the Algebra Word Problem Questions Post.

"if I walked 9 laps around a track. One lap is 1312 ft. I walked at a rate of 4 miles an hour. how many minutes did it take me to walk 9 laps"


Answer here




Monday, August 3, 2009

Algebra Word Problem Questions

Ask a algebra word problem question here. Time and distance problems, coin, lever, plane geometric figure, age, mixture, finance, work, etc word problems are welcome and I will present the problem and answer as a post on this blog. Other visitors can also try to solve the problem as well before I do. Enjoy!




Sunday, August 2, 2009

Plane Geometric Figure Problem 1

In this plane geometric figure algebra word problem we have to "find the dimension of a rectangle whose length is 9 less than twice its width if the perimeter is 120 cm." which was submitted by a visitor on the Algebra Word Problem Help post.


Plane Geometric Figure Problem 1 Solution here





Age Problem 4

In this algebra age word problem we have "A man is 27 years older than his son and 10 years from now, he will be twice as old as his son. how old is each now?" This was a question asked by a visitor on the "Algebra Word Problem Help" post.

Age Problem 4 Solution


Sunday, April 26, 2009

Algebra Word Problem Help

If you have a algebra word problem that you would like help on, whether it's a time and distance, work, lever, coin, number, or mixture problem, this is where you can post a comment of your word problem and I will attempt to help you out and/or others who find this blog and question can help you out!






Friday, March 13, 2009

Number Problem 6

In the following Algebra number word problem we have a 3 digit number which has a 100's digit 3 more than the 1's digit and its 10's digit is twice the 100's digit. When all 3 digits are added together, it is equal to 9. What is the number?


Number Problem 6 Solution Here



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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