How many times can you subtract the number two from the number fifty?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

Can you solve this picture maths equation?

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

If a wheel has 54 spokes, how many spaces are there between the spokes?