Do You See It?

How many letters are in the alphabet?

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?

Can you divide the below-given shape into four equal and identical pieces?

My location can be determined by the below rebus.
So where am i ?

If six children and two dogs were under an umbrella, how come none of them got wet?

I am white when I am dirty, and black when I am clean. What am I?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1000?

At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?