Solve the mathematical equation in the picture below.

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?

How can a man go eight days without sleep?

What Does this text mean:

important=important

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Jim has three close friends at his school: Michael, John and Alice. Two of them play football, two play basketball and two play hockey. The friend who does not play hockey does not play basketball as well. The friend who does not play football does not play hockey.

Can you identify which sport/s is played by which person?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?