Math, asked by akupj9418, 1 year ago

Points A, B, and C lie on line segment AC. The ratio of AB:BC is 3:7, and the length of AC = 120. What is the length of BC? A) 12 B) 20 C) 36 D) 72 E) 84

Answers

Answered by bhoogs

0

AB = 3X BC = 7X
LENGTH = 120
SO
3X +7X = 120
10X = 120
X= 12
THEN BC = 7× 12=84

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