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RE: Permutation and combination

When all the 3 boxes had been different, then number of...

By TG.Kamal.Lohia, 1 day ago
RE: Permutation and combination

What is the explanation for the (3^8 - 3 × 1)/3! + 1?

By tothepoint, 2 days ago
RE: Permutation and combination

If you do this, there is one case where you have chosen...

By tothepoint, 2 days ago
RE: Boat and stream

Assume B = Speed of a boat in still water, and C = Spee...

By tothepoint, 3 days ago
RE: Problem based on Train

If I start at 12 noon, I will reach Pune by 430 pm i.e....

By tothepoint, 4 days ago
RE: Time and Distance

Speed is reducing by 1/4th, hence the time will be incr...

By tothepoint, 4 days ago
RE: Permutation and combination

case 1 - when all letters are distinct then there are...

By Gaurav Jain, 1 week ago
New Question: Ratio and Proportion

now from here (4x+12 +9x+24)/ 2 = 57

By Gaurav Jain, 1 week ago
RE: Mixture and Alligation

1:9 ration is 10% concentration so using 5% and 100%...

By Gaurav Jain, 1 week ago
RE: Average

Average of natural number increases by 0.5, if next nat...

By Gaurav Jain, 1 week ago
New Question: Equations and Expressions

(7/2+a)²+(7/2+a+x)²=7²-----(1) (7/2+a-x)²+a²=(7/2)²----...

By aniket prajapati, 2 weeks ago
New Question: Permutation and combination

How many 3-letter words can be formed using the letters...

By bajajrishabh, 2 weeks ago
New Question: Ratio and Proportion

The ratio of the ages of Ram and Mohan 12 years ago was...

By Leo, 2 weeks ago
New Question: Time and Work

please help me out in this question too..

By Leo, 2 weeks ago
New Question: Time and Work

Divya and Raveena can do a work alone exactly in 20 and...

By Leo, 2 weeks ago

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