SOLUTION: A coin jar contains dimes and nickels only. In the jar 3 out of 10 coins are dimes. If the jar contains 100 coins, how much money is there in nickels

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Question 968585: A coin jar contains dimes and nickels only. In the jar 3 out of 10 coins are dimes. If the jar contains 100 coins, how much money is there in nickels
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
100 coins

(3/10) * 100 = 30 dimes
100 - 30 = 70 nickels

value of nickels = 70 * $0.05 = $3.50