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

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

On the occasion of Diwali, online seller companies in India are offering a big discount on Iphone14 as below.

: Flipkart offers a Flat 65% discount
: Amazon offers a 10% discount over and over again.
: Shopclues offers RS.45,000 off.

If the original cost of the iPhone is Rs.70,000 Which is the best offer for you?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

Which country gets ill every time?

The more you take me, the more you leave me behind.
Who Am I?

What do you see in the image below

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?