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11111nata11111 [884]
2 years ago
10

Randall is saving money to buy a bicycle. He has $37.80 in his saving account and saves 20% of his paper route earnings each wee

k. After 10 weeks, he has $87.80 in his saving account. How much does Randall earn each week from his paper route ?
A: $25.00
B: $17.56
C: $7.56
D: $5.00
Mathematics
1 answer:
DanielleElmas [232]2 years ago
8 0

Answer:

In 10 weeks he saved: 87.8-37.8= $50

so each week he saves 50/10= $5  

Step-by-step explanation:

So every week he earns 5*100 / 20= $25

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<h3>Answer:     Negative</h3>

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Explanation:

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Pick a number between that value and 5, not including either endpoint. Let's say we pick x = 2

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The actual result doesn't matter. All we're after is whether the result is positive or negative. We see the result is negative. This means f(x) is negative when 3/7 < x < 5. The f(x) curve is below the x axis on this interval.

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