volume of the cone via triangle in mathmatics

A right triangle with sides 3 cm, 4 cm and 5 cm is rotated the side of 3 cm to form a cone. The volume of the cone so formed is 

work related problem in math matics

X and Y can do a piece of work in 20 days and 12 days respectively. X started the work alone and then after 4 days Y joined him till the completion of the work. How long did the work last?

work related problem

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

A can lay railway track between two given stations in 16 days and B can do the same job in 12 days. With help of C, they did the job in 4 days only. Then, C alone can do the job in:

In this video we have solved basic mathematics work related problem 

Math train platform and man problem

In This video i have explained how to solve math train problem with platform and man standing on

to get any problem please contact to my email id 

cowboyteachers@gmail.com

Train and bridge problem in maths. How to calculate bridge length when train travel on it

Maths Train problem and solution with visualization scheme