Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Different lights make me strange by changing me into different sizes. What am I?

Can you make the below equation true by using any three numbers from "1, 3, 5, 7, 9, 11, 13 and 15"?

( ) + ( ) + ( ) = 30

What can you hold in your right hand, but never in your left hand?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

John bought a new car. He has a habit of eating ice cream from a particular ice cream shop while returning home from office. Whenever, he eats strawberry ice cream, he faces no problem. But whenever, he eats chocolate ice cream, the car starts giving problem. At first, he thinks, it is just a co-incidence but when this awkward incident happens for 3-4 times, he reports this problem to the company.

The mechanic of the company checks but finds no problem at all. The next day, when he stops by to eat chocolate ice cream, the car again starts giving problem.

Can you find the possible reason?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

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?