Subject :IMO Class : Class 3
There are 21 chairs in a classroom. The total number of legs of the chairs in the classroom is ___________.
(a) 42
(b) 84
(c) 63
(d) 105
Ans 1: (Master Answer)
Class : Class 1
(B)
There are 21 chairs in a classroom.
1 chair = 4 legs
21 chairs = 4 x 21 = 84 legs
So, the total number of legs of the chairs in the classroom is 84.
The correct answer is Option B.