A machine has a velocity ratio of 6 and is 80% efficiency.What effort would be needed to lift a load of 300 with the help of this machine

4 answers

(80 x 6)/100 = 300/effort
(300 x 100) / (80 x 6)=6.25N
effort = 6.25N
A machine has a Velocity of 6 and is 80% Efficent. What effort would be needed to Lift a Load of 300N with the aid of this Machine.
Machine
The correct answer is 62.5 Not 6.25