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8. Reason A coin bank contains only
quarters and dimes. There are 25 coins
in all. Seven of the coins are dimes. What
fraction of the coins are quarters?

Respuesta :

energystarenergystar

Answer:

[tex]\frac{18}{25}[/tex]

Step-by-step explanation:

[tex]\frac{7}{25}=D\\D+Q=1\\Q=1-D\\Q=1-\frac{7}{25}\\Q=\frac{18}{25}[/tex]

Answer:

18/25

Step-by-step explanation:

seven coins are dimes & there are only quarters and dimes

25-7=18

18/25 are quarters

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