Problema Solution
Shihoko has a collection of 5-cent, 10-cent and 20-cents coins. She has twice as many 10-cents coins as 5-cent coins. In all she has 34 coins with a total face value of $3.65. How many of each type of coin does she have.
Answer provided by our tutors
9 coins of 5-cent, 18 coins of 10-cent and 7 coins of 20-cent. This is the correct answer.