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sveticcg [70]
3 years ago
13

Need help , have to summit this soon

Mathematics
1 answer:
ollegr [7]3 years ago
8 0

Answer:

(a). 32 copies

(b). $3060

Step-by-step explanation:

<u>Solution for (a):</u>

<u />

P = 60c + 1800

If P is $3720 then;

3720 = 60c + 1800

60c = 3720 - 1800 = 1920

c = \frac{1920}{60} = 32 copies

<u>Solution for (b):</u>

<u />

P = 60c + 1800

If c is 21 then;

P = $60(21) + $1800

P = $1260 + $1800

P = $3060

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