Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

In which direction should the missing arrow point?

Which number comes next in the number series?

2, 9, 30, 93, ?

What word begins and ends with an E, but has only one letter?

I add 5 to 9 and get 2. The answer is correct, so what am I?

By what process could you make a 'Tea-Table' into food?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?