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

What number comes next in the series?

5 15 5 18 5 24 14 20 _

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.

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?

What is harder to catch the faster you run?

How can you tell a raw egg from a hard-boiled egg?

How many Watermelons are there in the below picture?

Replace the question mark with the correct number.

2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?