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

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

What word does this rebus represent?

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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 ?

What has one letter and starts with an E?

John can eat 27 chocolates in an hour, Jacob can eat 2 chocolates in 10 minutes, and Jolly can eat 7 chocolates in 20 minutes. How long will it take them to share and eat a box of 120 chocolates whilst playing Chess?

What is the riddle which can be asked all day with a different correct answer each time.

You know three triplets: Frank John and Wayne (need to return your money). Frank always tells the truth while John and Wayne always lie. You meet one of them on the road and can ask him a three-word question.
Which question, will you ask?

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

How can you make number one disappear by adding something to it?