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

When 99 is considered higher than 100?

Solve the equation in the image by looking at the pattern closely.

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Can you find the odd one out from the below words ?

First Second Third Forth Fifth Sixth Seventh, Eighth Nine Ten Eleven Twelve.

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.

What's the only room from which no one can enter or leave

Remove two matchsticks to make the below equation correct.