You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

Why Wine Glass Stem is so long?

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

Can you count the number of matches in the picture below ?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

How many triangles do you see in the picture puzzle below?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

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?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?