Can you convert the number zero(0) into a positive number using just one mathematical operator ?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

Decode this picture on T-Shirt and tell what it says ?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

A man died, leaving $10,000,000 for his widow, 5 sons and 4 daughters. Each daughter received an equal amount, each son received twice as much as a daughter, and the widow received three times as much as a son.

How much did the widow receive?

Can you solve the photo plexer logic ?

Can you discover the missing number in this series?

37, 10, 82
29, 11, 47
96, 15, 87
42, ?, 15