You just multiply the numerators of the fractions and the denominators of the fractions together, and then reduce the fraction to simplify it from that point on.
Right change flip it's simple
Answer:
Step-by-step explanation:
The material cost of manufacturing gardening scissors when s scissors are produced : 
The labor cost for producing s scissors: 
So, total cost of producing s scissors = 
= 
=
So, total cost for s scissors =
So, manufacturing cost for 1 scissor=
Hence the manufacturing cost per scissors is