About Us Contact Us Help


Archives

Contribute

 

For The Mathematically Inclined

Anil Saigal
06/07/2017

Problem 1:

A swimming pool can be filled by a large pump in 3 hours and by a small pump in 6 hours, each pump working on its own. At 9 am large pump is started. At what time will the swimming pool be filled if small pump is started at 9:30 am?


Problem 2:
It takes 2 hours for Tim to mow the lawn. Linda can mow the same lawn in 3 hours. John can mow it in 5 hours.  John starts mowing at 9 am, and is joined by Linda at 10 am and Tim at 11 am.  At what time will they finish mowing the lawn? 
 
----------------------------------------------------------------------------------------

Please send your solutions anil@lokvani.com. 

Use Problem Solutions M-060817 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 05/25/17

Problem 1:
In American football the standard field dimensions are 120 yards long and 53 1/3 yards wide. What are the measures of angles  angles at the point where the diagonals intersect.

Problem 2:
Two gears are interconnected. The smaller gear has a radius of 4 inches, and the larger gear has a radius of 6 inches. The smaller gear rotates 90 degrees in 4 seconds. What is the angular speed, in degrees per seconds, of the larger gear?

Congratulations to Ramachandran Balakrishna and Kishore Balsara, who were the winners of the last set of puzzles.



Bookmark and Share | Share your Comments

Comments :
Post a new message

In this Issue
NESSP 12th Annual Sai Palkhi Procession


The annual Palkhi festival organized by the New England Shirdi Sai Parivaar occurs every summer. It is an opportunity for devotees to welcome their beloved Shirdi Sai Baba home. This year's is 12th annual Sai Palkhi Utsav (festival) and started on May 13th and was followed by procession to Groton temple site along with 100’s of devotees and then to Palkhi registered devotee homes.
[more]

NESSP 12th Annual Sai Palkhi Procession
CRYKet For Child Rights 2017 Takes Place In Boston To Help Fulfill Children’s Dreams


CRY, Child Rights and You America Inc., a 501(c)(3) non- profit that works towards ensuring children their basic rights to live, learn, grow and play, organized it’s very first CRY Cricket Tournament, “CRYKet” in Boston on May 13th and May 21st at Nelson Park, MA.
[more]

CRYKet For Child Rights 2017 Takes Place In Boston To Help Fulfill Children’s Dreams
Quinoa - The Super Grain


Now that Quinoa is so well known and many of us are adapting this nutritious dish sometimes as a staple time to share some recipes.
[more]

Quinoa - The Super Grain
Velum Vei Kuzhalum – Kolam Annual Dance Show


by Ramya Srinivas
Bharatanatyam presentation - Velum Vei Kuzhalum on June 3rd by the students of Smt. Sujatha Meyyappan and Kolam Academy raises $5,000 in support of the Harvard Tamil Chair.
[more]

Velum Vei Kuzhalum – Kolam Annual Dance Show
How To Create An Exciting Future


Sadhguru sets out the essentials for growth, success, and a joyful and fulfilling life. He says, “Unfortunately, ninety percent of humanity is functioning well below their potential,” and “You do not have to be better than someone else, but you should not be anything less than what you can be.”
[more]

How To Create An Exciting Future

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




Home | About Us | Contact Us | Copyrights Help