English mein 70/70|How to attempt paper

Jaaniye kaise aap iss Hindi word ko English mein 5 tareeko se bol saktein hain..!!

Jaaniye Kaise Aap apni Family ko English mein introduce kar sakte hain..!!

In a class of 70 students, each student passed Hindi or English. Of them, 15 students passed both Hindi and English, and 40 students passed Hindi. Find the number of students who passed English.

In a class of 70 students, each student passed Hindi or English. Of them, 15 students passed both Hindi and English, and 40 students passed Hindi. Find the number of students who passed English.

A question paper contain 15 questions. In how many ways can 7 questions be attempted?

In how many ways a student can attempt 6 questions from an examination paper consisting 8 questions?