A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?

There was a greenhouse.
Inside the greenhouse, there is a white house.
Inside the white house, there is a red house.
Inside the red house, there are lots of babies.

What is It?

For an extra income, John decided to work at a Hotel for one hour daily. The manager offers him that they will pay him $11 after every 11 days.
However, John offered a different proposition to the manager. The offers stand as:
He will be paid just a penny on his first day.
Two pence will be paid on the second day,
Four pence will be paid on the third day.
And so on till the 11th day.

Should the Hotel manager accept his offer?

You can see three almost identical images below. Can you spot the odd one out from them?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

When it's bad luck to meet a black cat?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?

People put me on the table and cut me but do not eat me. What am I?

Why is it very easy to weigh a fish?