Bella has 40 coins, all nickles and quarters, worth $7.60. How many nickles and quarters does she have?
2 answers:
Answer:
28 quarters and 12 nickles
Step-by-step explanation:
How many quarters goes into 7 dollars? 28, because there is 4 in each dollar.
How many nickles are in 60 cents? 12, because 5 times 12 is 60.
Answer:
28 quarters and 12 nickles
Step-by-step explanation:
1. x+y = 40
2. 0.25x+0.05y = 7.6
3. x=28, y=12
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