How many times can you subtract the number two from the number fifty?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

If you say my name, I will no longer exist. What am I?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

I am 5 letters long.
My first two tell you who I am
My first 3 could be a medicine
My last three reversed could be a young boy.
My 4th, 3rd and 2nd in that order could be a fruit drink.
If you have me you may hang me round your neck
WHAT AM I ?

Solve the mathematical equation in the picture below.

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

What is it?

what does the below math rebus puzzle mean?