What is next number in the pattern below:

131 517 192 123 ?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Can you solve the maths in the below-given picture equation?

Can you find out who is the kidnapper in below Picture and why, Explain ?

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

Can you spot the hidden girl in the picture below?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

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?

What does man love more than life, hate more than death or mortal strife; That which contented men desire; the poor have, the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

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?