In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

What is the word or phrase?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

Which number should replace the question mark?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

A clock loses 10 minutes each hour. If the clock is set correctly at noon, what time is it when it reads 3 PM?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

I am eight letters long - "12345678"
My 1234 is an atmospheric condition.
My 34567 supports a plant.
My 4567 is too appropriate.
My 45 is a friendly thank-you.
My 678 is a man's name.

What word am I?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?