A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

There are three light switches outside a room. One of the switches is connected to a light bulb inside the room.
Each of the three switches can be either 'ON' or 'OFF'.

You are allowed to set each switch the way you want it and then enter the room(note: you can enter the room only once)

Your task is to then determine which switch controls the bulb?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

Out of four images which one is the odd one out?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

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

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?

What is red and smells like blue paint?

Decode below rebus
D
N
A
T
S , D

Give it food and it will live; give it water and it will die.