Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

What does this rebus picture identify?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

A mules travels the same distance daily.
I noticed that two of his legs travels 10km and the remaining two travels 12km.
Obviously two mules legs cannot be a 2km ahead of the other 2.

The mules is perfectly normal. So how come this be true ?

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

What you cannot hold but it is yours?

All Marigolds are flowers.
Few Flowers are used to make colors.
Therefore, some Marigold are used to make colors.

True Or False?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?