2 years ago

Fazla has 30 coins, consisting of quarters and

Mathematics

2 answers:

damaskus [11]2 years ago

7 0

Answer:

Step-by-step explanation:

20 quarters: $5 and

10 nickels: 50 cents

20-10=10

Step2247 [10]2 years ago

5 0

Answer:

20 quarters ($5) and 10 nickels ($0.50)

Step-by-step explanation:

Q+ N = 30

Q = 30-N

0.5N + 0.25(30-N) = 5.50

0.5N + 7.50-0.25N = 5.50

-0.20N = -2

N=10 Q=30-N Q=30-10 Q=20

10*0.5 = 0.50

20*0.25 = 5

5 + 0.5 = $5.50

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