About Us Contact Us Help


Archives

Contribute

 

For The Mathematically Inclined

Anil Saigal
05/20/2015

Problem #1
Use each digit 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 exactly once to form two five-digit numbers that when multiplied produce the largest quantity.

Problem #2
Can you find five consecutive whole number that are all positive and such that the sum of the squares of the two largest numbers is equal to the sum of the squares of the three smallest?
----------------------------------------------------------------------------------------------------------

Please send your solutions to mr.asaigal@gmail.com. 

Use Problem Solutions M-052115 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. 

--------------------------------------------------------------------------------------------------------

Problems from 5/7/15

Problem #1
How many times do the two hands of a clock point in the same direction between 6:00 am and 6:00 pm of a single day?

Problem #2
How far is the horizon from the top of a 125.7-meter-high lighthouse? (The earth can be considered spherical with a circumference of 40,000 km.)



Bookmark and Share |

You may also access this article through our web-site http://www.lokvani.com/




Home | About Us | Contact Us | Copyrights Help