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?

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?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

Count the number of balls in picture below:

At the local model boat club, four friends were talking about their boats.

There were a total of eight boats, two in each colour, red, green, blue and yellow. Each friend owned two boats. No friend had two boats of the same colour.

Alan didn't have a yellow boat. Brian didn't have a red boat but did have a green one. One of the friends had a yellow boat and a blue boat and another friend had a green boat and a blue boat. Charles had a yellow boat. Darren had a blue boat, but didn't have a green one.

Can you work out which friend had which coloured boats?

Replace the question mark with the number below given a simple math problem.