Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Find the next number in the sequence

5 12 24 36 ?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

What has 88 keys?

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

I am working in a bus company. The company recently went under expansion and therefore there was not enough room for all the buses. As a result, twelve buses had to be stored outside.

If the company decides to expand the garage space by forty percent, enough space to accommodate the current buses will be created leaving enough space for twelve more buses if the need arises in future.

Can you calculate the number of buses that the company owns at present?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?