He can make a 70 or higher to keep a B avg.
Proportional:
4/7 and 10/17.5
2/3 and 9/12
18/8 and 9/4
NOT proportional:
3/8 and 6/141
7/5 and 27/50
Answer:
34.4
Step-by-step explanation:
A monomial is an algebraic expression consisting of a single term.