Which is heavier: a ton of bricks or a ton of feathers?

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?

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

How many sides does a circle have?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

What number divided by 4 is the same as that number minus 4?

What country can make you shiver?