If eleven plus two equals one, what does nine plus five equal?

Can you solve this picture maths equation?

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

I’m orange, I wear a green hat and I sound like a parrot. What am I?

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

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

Can you find the missing piece of the Porsche?

How many times can you subtract the number 5 from 25?

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.