Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

A man fell off a smuggling boat into deep water. He could not swim and he was not wearing anything to keep him afloat. It took 30 minutes for the people on the boat to realize someone was missing. The missing man was rescued two hours later on the return trip. Why didn't he drown? Note:- He didn't know swimming, the sea was deep, and He wasn't holding anything

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

Which city is three-fifths chick two third cat and 50% goat?

Move four matchsticks to the below square to form three squares?

Through your logical capabilities, can you make 7 an even?

I look at you, you look at me, I raise my right, you raise your left. What am I?

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?