You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

When can we add 2 to 11 and get 1 as the correct answer?

A California farmer owns a beautiful pear tree. He supplies the fruit to a nearby grocery store. The store owner calls the farmer to see how much fruit is available for him to buy. The farmer knows the main trunk has 24 branches. Each branch has exactly 12 boughs and each bough has exactly 6 twigs. Since each twig bears one piece of fruit, how many plums will the farmer be able to deliver?

There is a place where if I stand up straight, I will still be considered sideways.

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

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?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

Identify the meaning hidden in the rebus below.

Can you spot the man between the coffee bean in the picture below ?