Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

I am quite hot but become too cold if you remove the first two letters. What am I?

How many triangles are there on the puzzle below?

A Man gave one of his sons 10 cents and another son was given 15 cents. What time is it?
Hint: Figure out the relation between time and number, is not so easy..:)

Usually, a boxing match consists of twelve rounds. In a particular friendly match between two heavyweights, the match was finished in the ninth round itself as one of the boxers knocked out the other one.

But, in that fight, no man threw even a single punch.

How can this be possible?

You walk into a room and see a bed. On the bed, there are two dogs, five cats, a giraffe, six cows, and a goose. There are also three doves flying above the bed. How many legs are on the floor?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.