I know a nine-letter word having only one vowel.
Do you ?

What does this rebus mean?

O
N
C
E
TIME

Move three sticks of the spiral below to form a square.

John can fit six large chocolate boxes or nine small chocolate boxes into a carton. How many cartons will he require to put sixty-six chocolate boxes into?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

What jumps when it walks and sits when it stands?

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

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?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Count the number of triangles in the given picture.