You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Count the number of triangles in the below picture?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

What is the next number in the series?

15 29 56 108 208 ?

What is at the end of a rainbow?

I cannot talk, but I always reply when spoken to. What am I?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

If 1+9+8=1, what is 2+8+9?

How many runs at maximum can a batsman score in a normal one-day match? Consider the fact that the conditions are ideal and there are no No Balls, no Wide Balls and no Extras in that match.