A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?

A family is trapped in a jungle. There is a bridge which can lead them to safety. But at one time, the bridge can only allow two people to pass through. Also, all of them are afraid of the dark and thus, they can't go alone.

Father takes 1 minute to cross, the mother takes 2 minutes, the son takes 4 and the daughter takes 5 minutes. While crossing the time taken will be according to the slower one. How can they all reach the other side in the minimum possible time?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

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?

I went to the bookshop and spent one-half of the money that was in my purse.

When I came out, I found that I had as many cents as I had dollars and half as many dollars as I had cents when I went in. Find the money in my purse when I entered the store.

No matter how little or how much you use me, you change me every month. What am I?

Take away the whole and some still remain. What is it?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?