How many times can you subtract the number 5 from 25?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

Which Burger Is Different in below image?

Which number should replace the question mark?

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

By using all numbers, i.e. 123456789 and subtraction/addition, operators number 100 can be formed in many ways.
Example: 98 + 7 + 6 - 5 - 4 - 3 + 2 - 1 = 100

But if we add a condition use of the number 32 is a must. Then there are limited solutions.
One of such solution is: 9 - 8 + 76 + 54 - 32 + 1 = 100

Can you tell me any other solution?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

Move three sticks of the spiral below to form a square.