SOLUTION: Kayla has 120 marbles. If the ratio of red marbles to the total number of marbles is 2 to 5, how many red marbles does she have?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: Kayla has 120 marbles. If the ratio of red marbles to the total number of marbles is 2 to 5, how many red marbles does she have?      Log On


   

Question 625145: Kayla has 120 marbles. If the ratio of red marbles to the total number of marbles is 2 to 5, how many red marbles does she have?
Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
Let x = number of red marbles
x/120 = 2/5
x = (2/5)120 = 48
Answer: 48 red marbles
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