Remove 6 pins to make 10:
Remove 3 pins in first to make T
Remove 1 pin in second to make E
Remove 2 pin in third to make N
Remove two matchsticks to make below statement true.
By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares".
Make 3 squares by moving 3 clips only.
Nine dots are placed in three rows of each three dots, as shown in the picture. These nine dots must be connected by four straight, connected lines (i.e. without 'lifting up the pen' in between).