If T and R are tread and rise respectively of a stair, then
(A) 2R + T = 60
(B) R + 2T = 60
(C) 2R + T = 30
(D) R + 2T = 30
The correct Answer Is
(A) 2R + T = 60
(A) 2R + T = 60
(B) R + 2T = 60
(C) 2R + T = 30
(D) R + 2T = 30
The correct Answer Is
(A) 2R + T = 60
