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Ben is given some money. He spends some of it and saves the remainder. The ratio of the money he spends to the money he saves is 3 : 1. He spends $15. Calculate the amount of money Ben was given.

Sagot :

Answer: 5 dollars

Step-by-step explanation: So if the 3 in 3:1 is 15, then we do 15:5, because 15:5 is the same as 3:1.