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

I am the fastest animal but cannot climb the tree. What am I?

How many sides does a circle have?

Can you solve the photo plexer logic ?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Count the number of balls in picture below:

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

A chess tournament is taking place on knock-out terms (the one who loses the match is out of the game).
(a) If 10 matches are played in total, how many players participated?
(b) If 20 players took part in the tournament, how many matches were played?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?