easier ways to solve difficult questions

In this section direct speech sentences are given and you are required to find the correct indirect speech sentence of the same. Choose the correct response (a), (b), (c) or (d) and indicate on the Answer Sheet accordingly. Rahul said to his teacher, "Madam, what is the way to solve the question ?" (a) Rahul asked his teacher what the way to solve the question was. (b) Rahul told his teacher what was the way to solve the question. (c) Rahul asked his teacher what the way was to solve the question. (d) Rahul told his teacher what the way was to solve the question.

In an examination, the probability of a candidate solving a questions is (1)/(2) Out of given 5 question in the examination, what is the probability that the candidate was able to solve at least 2 questions?

When the students try to solve the questions in some different way as taught by the teacher from prescribed books ,then these students should be :

Solve the questions

You spill a bucket of soapy water on a marble floor accidentally. Would it make easier or more difficult for you to walk on the floor? Why?

There are three sections in a question paper, each containing 5 questions. A candidate has to solve any 5 questions, choosing at least one from each section. Find the number of ways in which the candidate can choose the questions.