Question

PLEASE HELP

Speed of pulley A = 400 r.p.m.

Speed of pulley B =

A:100
B:200
C:1600



Speed of pulley C =
A:100
B:1600
C:200

Speed of pulley D =
A:100
B:40
C:160

Answer 1

see attachment a=400 rpm b and c = 200 rpm d = 40 rpm

Answer 2

pulley B 200, pulley C 200, pulley D 160