10 printers / 35 computers
=(10/35) printers/computer
=(2*5/7*5) printers/computer
=2/7 printers/computers
(or)
=2 printers / 7 computers
Answer:
28.6 (90% sure)
Step-by-step explanation:
To solve this work backwards
=42
=42*.80 = 33.6
=33.6-5 = 28.6
Answer:
D
I guess you just have to add them