You have $100 with you and you have to buy 100 balls with it. 100 is the exact figure and you can't go below or above the numbers and you have to use the entire $100. If there is no kind of tax applied how many of each of the following balls will you be able to buy:

Green Balls costing $6
Yellow Balls costing $3
Black Balls costing $0.10

Now, how many of each must you buy to fulfil the condition given?

Name a key which is hardest to turn.

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

A crime was committed at baker street. Ibrahim Dakota who was shot in the stomach was the main suspect. Sherlock questioned the suspect. The conversation started as:
Sherlock: What's your story, Ibrahim?
Ibrahim: I was walking around baker street and suddenly a man from the back shot me. I ran as fast as I could to save my life".
Sherlock: That is enough (and ask the police to arrest him).

Why does Sherlock think he is the murderer?

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

I am an odd number. Take away a letter and I become even. What number am I?

When is the top of a mountain similar to a savings account?

Can you replace the question mark with the correct number?

What has hands, but can’t clap?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?