You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

I am sure no one can have two things for dinner. what are they?

What demands an answer, but asks no questions

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

Complete the table series riddle by finding the number that can replace "??".

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?