What is the answer to this equation - 1/20 + 5/11?

0.5

Step-by-step explanation:

1/20 + 5/11

First, divide 1/20=0.05

0.05 + 5/11

Now, divide 5/11=0.45

0.05 + 0.45

Lastly, add 0.05+0.45=0.5

reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.

c

step-by-step explanation: