Can you count the number of triangles in the given figure?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

What does this rebus puzzle means ?

Find the next number in the sequence

5 12 24 36 ?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

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

A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?

I’m orange, I wear a green hat and I sound like a parrot. What am I?