What is black when you buy it, red when you use it, and gray when you throw it away?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

What does this rebus riddle mean?

What is next number in the pattern below:

131 517 192 123 ?

Four children having five rocks each were playing a game in which they had to throw the rock at a particular solid area in the water. Child 1- Succeeded in throwing three rocks at a solid area but one of the rocks sunk. Child 3 - His aim was so bad that all rocks got sunk. Child 4- He was awesome and none of the rocks got sunk. Child 2 - Was the winner but was struck by a rock in the head and died. Who killed Child 2?

What is the centre of gravity?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

Dwayne Johnson was running away with the loot from a heist in his car along with Vin Diesel. One tire was punctured and he dropped down to replace it. While changing the wheel, he dropped the four nuts that were holding the wheel and they fell into a drain. Vin Diesel gave him an idea using which they were able to drive till the rendezvous point.

What was the idea ?

Tell me the Hindi name of a Vegetable which if we remove 1st word will become a precious Stone and by removing the last word it will become a sweet eatable.

The more it dries, the wetter it becomes. Can you tell what it is?