F.2 Maths(english) Problem, Please reply in the detailed way
One hundred and twenty 5 cent coins are placed in a row. Every second coin is then replaced with a 10 cent coins. Every third coin is then replaced with a 20 cent coin. Every fourth coin is then replaced with a 50 cent coin. Finally, every fifth coin is replaced with a dollar coin. The total value of the 120 coins in a row is now $?
- 1 十年前最愛解答
The answer is $44.