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?

What breaks yet never falls, and what falls yet never breaks?

Decode this picture on T-Shirt and tell what it says ?

In a basket of apples,
when counted in twos, there was one extra
when counted in threes, there were two extra when counted in fours, there were three extra
when counted in fives, there were four extra
when counted in sixes, there was five extra.

However, if the apples were counted in sevens, no extra apple was left. Can you calculate the minimum number of apples that were present in the basket?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

If your uncle’s sister is not your aunt, what relation is she to you?

What is always in front of you but can’t be seen?

Can you find out the remainder when 3^300 is divided by 5?

Why is the longest human nose just 11 inches?