How can one talk without saying a single word?

Who has married many women but was never married?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

Why do you find that most of the buildings are deprived of the 13th floor?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

The owner of a popular clothing store comes up with his own method of pricing items. A vest costs $8, socks cost $10, a tie costs $6, and a blouse costs $12. Using the owner’s method, how much would a pair of underwear cost?

Which five letter word can be added at the end of below word to form a
valid word?

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If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?