What has lots of eyes, but can’t see?

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

I am 5 letters long.
My first two tell you who I am
My first 3 could be a medicine
My last three reversed could be a young boy.
My 4th, 3rd and 2nd in that order could be a fruit drink.
If you have me you may hang me round your neck
WHAT AM I ?

Why 1729 is a magic number? Answer Logically.

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

I have Rs.50 and I spend it in the way as below.

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?