Replace the question mark with the correct number below.

What Time Should the last watch show in the below figure?

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

Which is heavier: a ton of bricks or a ton of feathers?

What happened when the wheel was invented?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

What does this rebus picture identify?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Can you make a fire with just a single stick?

What can you deduce from the following BrainBat?

CRY
LMKI