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

What does the below rebus riddle means?

When is the top of a mountain similar to a savings account?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

You see me once in June, twice in November, and not at all in May. What am I?

why number 8549176320 is one of a kind?

I am 5 letters long.
My first two tell you who I am
My first 3 could be a medicine
My last three reversed could be a young boy.
My 4th, 3rd and 2nd in that order could be a fruit drink.
If you have me you may hang me round your neck
WHAT AM I ?

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

An office is divided into 8 cubicles. How many of the cubicles are painted if only 1/8 of the cubicles are painted?

What kind of band never plays music?