Bihar Board Class 12 NEW Batch in English and Hindi medium 2023

In a class, 30% students study English, 15% study Hindi and 10% study both English and Hindi. One student is selected at random. Find the probability that (i) He studies English if it known that he Hindi (ii) He studies Hindi if it is known that he studies English

In a class, 30% students fail in English, 20% students fail in Hindi and 10% students fail in both English and Hindi. A student is chosen at random, then what is the probability he fail in English, if he has failed in Hindi?

Sentence : Type & Parts || Day 1 || Class 10 English Grammar || UP Board Exam 2022

In a city , here are 25 Hindi medium schools , 18 English medium schools and 7 schools have both the medium . Find how many schools have Hindi medium only :

In a city , here are 25 Hindi medium schools , 18 English medium schools and 7 schools have both the medium . Find how many schools have English medium only :

In a city , here are 25 Hindi medium schools , 18 English medium schools and 7 schools have both the medium . Find how many schools are there in all in the city

in a class of 45 student, 22 can speak hindi and 12 can speak English only . The number of students , who can speak both Hindi and English , is

In a hostel 60% of the students read Hindi news paper, 40% read English news paper and 20% read both Hindi and English news papers. A student is selected at random. (a) Find the probability that she reads neither Hindi nor English news papers. (b) If she reads Hindi news paper, find the probability that she reads English news paper. (c) If she reads English news paper, find the probability that she reads Hindi news paper.

Translate the following statement into symbolic into symbolic from. (i) Rahul passed in Hindi and English. (ii) x and y are even integers. (iii) 2, 3 and 6 are factors of 12. (iv) Either x or x + 1 is an odd integer. (v) A number is either divisible by 2 or 3. (vi) Either x= 2 or x = 3 is a root of 3x^(2) - x - 10= 0 (vii) Students can take Hindi or English as an optional paper.

In a hostel 60% of the students read Hindi news paper, 40% read English newspaper and 20% read both Hindi and English newspapers. A student is selected at random.Find the probability that she reads neither Hindi nor English news paper ?