If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

Count the squares in the matchstick puzzle below?

The following four words might seem abrupt to you. But you can make them meaningful by just adding vowels.
RDSH
GGPLNT
TMT
NN

Hint: All of them are vegetables.

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

what does the below rebus mean?

Can you name four days which start with the letter 'T'?

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?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

What makes this number unique: 8,549,176,320?