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

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

Some friends went on a vacation to a resort. It was raining heavily and it kept raining for thirteen days.

When it rained in the morning, the afternoon was beautiful and when it rained in the afternoon, the day was blessed with a clear morning.

Overall, the friends experienced eleven nice mornings and twelve nice afternoons. Can you find out the number of days they spent on vacation?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

What is more useful when it is broken?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

When can we add 2 to 11 and get 1 as the correct answer?

There are 3 apples in the basket and you take away 2. How many apples do you have now?