It is always ahead of me yet I can never see it. What is it?

Replace the question mark with the correct number in below Picture:

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

How many words can a pen with half refill write?

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 ?

Find the Goldfish below the given Image.

How many triangles are there on the puzzle below?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?