Can you count the number of squares in the given picture?

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?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

A sundial has the fewest moving parts of any timepiece. Which has the most?

If you say my name, I will no longer exist. What am I?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

I am a mother. However, I never give birth.

I am a father. However, I never nurse my children.

Wandering is not possible for me, but standing still happens occurs rarely.

Who am I?

Find the missing number in the sequence below:

No matter how little or how much you use me, you change me every month. What am I?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?