Name the three-letter word that can complete the below words?

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

Different lights make me strange by changing me into different sizes. What am I?

People make me, save me, change me, raise me. What am I?

Who are the happiest people in IPL match?

John is a strange liar.

He lies on six days of the week, but on the seventh day, he always tells the truth.

He made the following statements on three successive days:

Day 1: "I lie on Monday and Tuesday."
Day 2: "Today, it"s Thursday, Saturday, or Sunday."
Day 3: "I lie on Wednesday and Friday."

On which day does John tell the truth?

When is the top of a mountain similar to a savings account?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?