SOLUTION: On the number line AD is 64 units long. The lenght of CD is 75% of the length of AB, while BC is 225% that of AB. What is the lenght of segment CD?
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Question 447347: On the number line AD is 64 units long. The lenght of CD is 75% of the length of AB, while BC is 225% that of AB. What is the lenght of segment CD?
Answer by CubeyThePenguin(3113) (Show Source): You can put this solution on YOUR website!
AD = 64
AB = x
BC = y
CD = z
z = 3x/4
y = 9x/4
x + 3x/4 + 9x/4 = 64
4x = 64
x = AB = 16
CD = 3x/4 = 12
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