Can you count the number of triangles in the given figure?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

Solve the equation in the image by looking at the pattern closely.

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

Complete the table series riddle by finding the number that can replace "??".

0 0 0 = 6
1 1 1 = 6
2 2 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

You can use any mathematical symbols in the space provided to make all above algebraic expressions true.

Move three sticks of the spiral below to form a square.

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?