"Had he known more" about the policies of the company, he might not have accepted the offer.

XPRES' is a well known international beauty brand The policy of the company is to spend more on promotional activities than spending on standardisation of product. Suggest the company to spend more on standardisation, by giving reasons.

During which month did the company have he highest sales ?

In a test a candidate may have answered a question in 3 ways. The question is a multiple choice question with 4 choices one of which is the correct answer. He might have guessed the answer for which the probability is 1/3. He might have copied the answer for which the probability is 1/6. He might have known the answer. If he copied the answer the probability that his answer is correct is 1/8. Find the probability that he knew the answer given that he correctly answerd it.