Which tank will fill first?

What is the probability of getting five Mondays in a 31-day month?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

What Deficiency does the below rebus represent?

VIT_MIN

Buy me, smell me or deliver me, I do not change.

Who am I?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

How can you label the boxes correctly?

If 21x = 79x, what is the value of x?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

Identify the next two numbers in this series.

101, 112, 131, 415, 161, 718, ???, ???