If six children and two dogs were under an umbrella, how come none of them got wet?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

_ _ _ IE _ _
_ _ _ IE _
_ _ IE _ _
_ _ IE _
_ _ _ _ IE

Like you see, some letters have gone missing from these words that contain the IE pair at some or the other place. The letters that will be used to fill the blanks are given below. Use them and form meaningful words. Can you do that?

A, C, D, F, H, K, L, M, N, N, O, R, R, S, S, S, T, T, Y and Y.

A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

What's a single-digit number with no value?

Can you write down eight eights so that they add up to one thousand?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

Remove two matchsticks to make the below equation correct.

Why do we preferably have round manhole covers and not square ones?