How To Solve 5 Marks Question In One-Shot

One Mark Question

There are three section A,B, C in a paper each section having 5 questions . In how many ways a student can solve exactly 5 questions taken at least one question from each section.

The probabilities that a student will solve Question A and Question B are 0.4 and 0.5 respectively. What is the probability that he solves at least one of the two questions ?

In an examination,a student attempted 15 questions correctly and secured 40 marks.If there were two types of questions (2 marks and 4 marks questions),how many questions of 2 marks did he attempt correctly? (a) 5 (b) 10quad (c) 20 (d) 40

There asre 5 questiions in a question paper. In how many ways can a boy solve one or more questions?

Solid Figures|All formulas in One Shot|Questions

Solid Figures|All formulas in One Shot|Questions