Can you find the missing piece of the Porsche?

If Japan and Panama decided to merge into a single country, probably people will name it Japanama.

Can you think of two more such country's unions that could produce similar names like Japanama by overlapping their three letters?

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

Count the Triangle in the figure given below:

Remove two matchsticks to make the below equation correct.

Can you find out the total number of triangles in the given figure?

Count the number of balls in picture below:

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

Can you find a number that lies one third of the distance between 1/3 and 2/3?