Which wheel of car does not rotate when you turn your car right?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Can you find out the number of the parking space in which the car is parked?

Suppose we lay down two cups in front of you. One of the cups is filled with tea and the other one with coffee. Now we ask you to take a spoonful of tea and mix it with the coffee. At this moment, the coffee cup has a mixture of tea and coffee. You have to take that mixture (spoonful) and add it back to the tea.

Can you now tell if the cup of coffee has more tea or the cup of tea has more coffee?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

I have an eye but still cannot see.

Who am I?

Given below is simple addition with a defined pattern pattern:
7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9

Can you analyze the pattern and find out the answer for:

4 + 9 = ?

What has one eye, but can’t see?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

Which is the smallest number that you can write using all the vowels exactly once?