If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

You need to arrange three 7 and mathematical symbols to form number 1?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

Do You See It?

What has one letter and starts with an E?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Before the start of the car race, John and Jacob have the same amount of fuel in their car. With this fuel, John can drive for 4 hours while Jacob can drive five hours.
After a time they realize that the amount of fuel left in John's car is 1/4th of the fuel in Jacob's.

For how long they are racing?