It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Can you count the number of triangles in the given figure?

Replace the question mark in the picture below.

Can you replace the question mark with the correct letter?

6 + 6 + 6 = N
7 + 7 + 7 = E
8 + 8 + 8 = R
0 + 0 + 0 = ?

What does this say?

XLR8

Forwards I am heavy, backward I am not. What am I?

You walk into a room and see a bed. On the bed, there are two dogs, five cats, a giraffe, six cows, and a goose. There are also three doves flying above the bed. How many legs are on the floor?

What number do you get when you multiply all of the numbers on a telephone's number pad?

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?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?