In a group of people, $50$ people read newspaper $A$, $20$ read newspaper $B$ and $10$ read both newspapers. How many people read at least one of the two newspapers?

In class $\mathrm{XI}$ of a certain school, $50$ students eat burger and $42$ students eat noodles in lunch time. If $24$ students eat both burger and noodles, find the number of students who eat any of the two food items?

Explain the importance of nutritious food over the junk food.

In a survey of $600$ students in a school, $150$ students were found to be drinking tea and $225$ drinking milk and $100$ students were drinking both tea and milk. How many students were drinking neither tea nor milk?

What do you think which drink should a student prefer and why?