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Answer. 13 nickels and 4*13 quarters.
Group coins in the sets comprising of 4 quarters and 1 nickel each.
Each set worth is 4*25 + 5 cents = 105 cents.
The number of sets is = 13.
It gives the answer.
For coin problems and their detailed solutions see the lessons in this site:
- Coin problems
- More Coin problems
- Solving coin problems without using equations
- Kevin and Randy Muise have a jar containing coins
- Typical coin problems from the archive
- Solving coin problems mentally by grouping without using equations
- Santa Claus helps solving coin problem
Read them attentively and become an expert in this field.
Also, you have this free of charge online textbook in ALGEBRA-I in this site
- ALGEBRA-I - YOUR ONLINE TEXTBOOK.
The referred lessons are the part of this online textbook under the topic "Coin problems".