Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

We have four gears with below features=> Both Gear A and D has 60 teeth=> Gear B has 40 teeth=> Gear C has 20 teeth=> Every two minutes, Gear B makes 25 full turns.What is the relative speed of Gear A and Gear B?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

Which wheel of car does not rotate when you turn your car right?

It has five wheels, though often think four, You cannot use it without that one more, You can put things in it, you can strap things on top, You can't find it in the market, but you can still go shop. What is it?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?