Replace the question mark with the correct number in the below-given picture?

What word is pronounced the same if you take away four of its five letters?

Five lovely ladies(Sophia, Isabella, Madison, Emma and Olivia) planned a picnic.

They each buy one thing each for the picnic.

Sophia, Emma and Olivia got a drink : orange-Juice, apple-juice, and mango-juice.
Olivia got the drink with the same letter as the one in her first name.
Emma loves mango-juice.
The other two bring some food : chocolates and pizza.
Also Madison is allergic to cheese.

So which ladies bought what ?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

Write the next letter in this sequence.
O, T, T, F, F, S, S, E, __
**Hint: It is a Number Series Puzzle

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

Which is the correct shadow of the bird?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

A thief enters a store and threatens the clerk, forcing her to open the safe. The clerk says, “The code for the safe is different every day, and if you hurt me you’ll never get the code.” But the thief manages to guess the code on his own. How did he do it?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.