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For The Mathematically Inclined

Anil Saigal
02/01/2018

Problem 1

If P(-1,2) is a point on line segment A(3,-6) and B. If P divides the line segment in ratio 2:3, what are co-ordinates of B?

Problem 2
If A and B are two points on a line. A is on X axis and B is on Y axis.  If a point (-1,2) divides the line segment AB equally, what is the length of AB?

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Please send your solutions anil@lokvani.com. 

Use Problem Solutions M-020118 as the subject line. Please include your full name in the text of the main message. Everyone with the right answer will be acknowledged in the next issue of Lokvani. 

Please do not post your solution in Post Comments. No credit will be given for solutions not sent to anil@lokvani.com. 

If you need clarification on any problem, please contact anil@lokvani.com. 

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Problems from 01/18/18

Problem 1
It takes 3 bricks to build a staircase with 2 steps, 6 for 3 steps.  How may bricks will it take to build 12 steps?

 

Problem 2
There are 3 different roads from city A to city B and 2 different roads from city B to city C. There are 3 roads between cities C and D, and 2 roads between cities B and D. How many ways can someone go from city A to city D.



Congratulations to Ramachandran Balakrishna who was the winner of the last set of puzzles.



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