Find the next number in the sequence

5 12 24 36 ?

Which number should replace the question mark?

What does man love more than life, hate more than death or mortal strife; That which contented men desire; the poor have, the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

If 1+9+8=1, what is 2+8+9?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

Can you find the hidden animal in the picture below?

Can you solve the below geography rebus by decoding the below rebus ?

What can you hold in your right hand, but never in your left hand?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?