Answer:
Option C
Step-by-step explanation:
same logic as in 2D problems. if C wasn't true, then the two planes couldn't be parallel
c = 5n
the cost (c) would equal (=) the number or notebooks (n) times $5 (5) because each is five dollars.
Answer:
75%
Step-by-step explanation:
12/16=3/4=75%