Replace the question mark with the correct number.

On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

What country can make you shiver?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes