Can you name some countries which do not have the alphabet 'A' in them?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

Our product and our sum always give the same answer. Who are we?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

Next Number in the Series,

5, 16, 49, 104, ?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

You have two rectangular wires.

Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn.

However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes).

So how could you measure 45 minutes ?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

The following four words might seem abrupt to you. But you can make them meaningful by just adding vowels.
RDSH
GGPLNT
TMT
NN

Hint: All of them are vegetables.