Why is it very easy to weigh a fish?

Which Burger Is Different in below image?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

In a basket of apples,
when counted in twos, there was one extra
when counted in threes, there were two extra when counted in fours, there were three extra
when counted in fives, there were four extra
when counted in sixes, there was five extra.

However, if the apples were counted in sevens, no extra apple was left. Can you calculate the minimum number of apples that were present in the basket?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?