Can you make four (4) nines (9) equal 100?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

There are seven sisters in a house in a village where there is no electricity or any gadget.

Sister-1: Reading Novel
Sister-2: Cooking
Sister-3: Playing Chess
Sister-4: Playing Sudoku
Sister-5: Washing clothes
Sister-6: Gardening

what is Sister-7 doing ?

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?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

What seven-letter word has hundreds of letters in it?

Which Travels Faster? Solve below famous picture riddle:

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

I look at you, you look at me I raise my right, you raise your left. What am I?