There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

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

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

Which is faster, Heat or Cold ? Explain.

Can you name four days which start with the letter 'T'?

What is more useful when it is broken?

I am 5 letters long.
My first two tell you who I am
My first 3 could be a medicine
My last three reversed could be a young boy.
My 4th, 3rd and 2nd in that order could be a fruit drink.
If you have me you may hang me round your neck
WHAT AM I ?

Find the missing number in the image below.

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

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