You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

what does the below rebus means?

Spot 5 differences in two Christmas tree below:

A Man gave one of his sons 10 cents and another son was given 15 cents. What time is it?
Hint: Figure out the relation between time and number, is not so easy..:)

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

I am under you when I am whole.
I shift above you if you remove the first letter.
I come all around you if you remove the second as well.

Can you tell me who I am?

A man is sitting in a bar when a rich man sits next to him. He turns to the rich man and says, “Did you know I know almost every song that has ever existed?”

The rich man laughs. The man then says, “I bet you all the money you have in your wallet that I can sing a genuine song with a lady’s name of your choice in it. The rich man laughs again and says, “OK, how about my daughter’s name, Jamie Armstrong-Miller?” Minutes later, the man collects his cash and the rich man goes home cashless. What song did the man sing?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?