Jenifer and Jesica are having a conversation.

Jenifer: I am definitely not over 30.
Jesica: I am 28 and you are surely 5 years older to me at least.
Jenifer: No, you are at least 29.

You are told that both of them are lying throughout in the conversation. Can you find their respective ages?

How can a man go eight days without sleep?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

What word does this rebus represent?

meta meta
meta meta

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Using Only Five 5's and any mathematical operator make sum as 37

Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal?

Note: 9 cannot be turned over to make it 6.

Can you replace the question mark with the correct number?

What question can you never answer yes to?