Question

Write a proportion to find how many points xx a student needs to score on a test worth 80 points to get a test score of 80%.

Answer 1

Answer:cross multiply to solve

100x = 50*78

x = 50*78/100

x = 39 points needed to score a 78%

Step-by-step explanation:hope this helps:D

Answer 2

xx/80 = 80/100 . . . . . . . . . your proportion