Big Surprise is Coming | 1 Day to Go

Surprise Test

The probability that a teacher will give a surprise test during any class is 1/5. If a student is absent on two day what is the probability that he will miss atleast one test.

This is your big surprise.” (i) Where has this been said in the play? (ii) What is the surprise?

A ball is thrown vertically upwards from the ground. If T_1 and T_2 are the respective time taken in going up and coming down, and the air resistance is not ignored, then