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saw5 [17]
2 years ago
11

Martina's fish tank has 15 liters of water in it. She plans to add 5 liters per minute until the tank has at least 60 liters. Wh

at are the possible numbers of minutes
. :
Martina could add water?
Use t for the number of minutes
Write your answer as an incqua ty solved fort
Mathematics
1 answer:
Phoenix [80]2 years ago
3 0

Answer:

9 minutes

Step-by-step explanation:

60=15+5t

45=5t : subtract 15 from both sides

9=t : divide by 5 for both side

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Answer:

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Step-by-step explanation:

we know that

To find out how many  beads are purple, multiply the total beads by the fraction of the beads that are purple

so

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therefore

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Another way to solve the problem is convert the fraction in percentage

we have

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so

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therefore

9 beads are purple

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