There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

John is pretty weird. He likes toffees but hates chocolates. He loves books but never reads. He likes to build his troops in an online game but does not proceed with the war. He likes to go swimming but is afraid of water.

Seeking this behaviour, can you tell whether he likes balloons and parties?

Which Number is the odd one out?

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

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

You need to arrange three 7 and mathematical symbols to form number 1?

Find the next number in the series below

21 32 54 87 131 ?

Spot 5 differences in two Christmas tree below:

What is wrong in the below Picture?