Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

One day, I thought of ways that can be used for creating a palindrome. So I decided that I will turn into a larger number by adding the reversed digits to the original number and keep doing it till I finally obtained a palindrome.

I am not sure if this process will always result in a palindrome eventually but I was able to produce a four-digit palindrome. Can you guess my starting number?

Find the number of squares in the below picture

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

Using Only Five 5's and any mathematical operator make sum as 37

When 99 is considered higher than 100?

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

People put me on the table and cut me but do not eat me. What am I?

John went to a parrot shop in Mexico, and the parrot owner told him that his parrot is so unique that he repeats everything he hears. John got excited and immediately bought the parrot. John went home and spoke many words, but the parrot does not repeat anything.
He went again to the parrot shop and complaint to the shopkeeper, but the shopkeeper never lied. Explain?

In the given picture, you can find two letters missing. When two particular letters are placed in the missing spots, you get an eight-letter word while reading in the anti-clockwise direction. Can you find out the missing letters and the missing word eventually?