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in a room there are 7 persons. The chance that two of them were born on the same day of the week.

How do we solve triangular graphs problem?

Q4 in AP,GP,HP. I have commented my answer. Please let me know if that's correct

find the number of ways in which 5 men can watch 4 movies such that each movie is watched by 1 one person

how do i solve percentage questions

Are the DASHCAT 18 solutions going to be made available any time soon?

Remainder when 8^129 is divided by 131 ?

What will be the remainder when 36! is divided by 73 ?

The death rate of a country fell from 45% to 20% in 30 years. What is the approximate fall in the death rate of the country per year in those 10 years?

how can i view my solutions of the dashcats ? unable to access them