SOLUTION: 1) You are collecting sponsers for a 10-mile walk-a-thon. So far, you have collected $230.00 in donations. How much must the last sponsor pledge per mile to reach or exceed the

Question 109381: 1) You are collecting sponsers for a 10-mile walk-a-thon. So far, you have collected $230.00 in donations. How much must the last sponsor pledge per mile to reach or exceed the goal of $300.00?
2) You are biking at a rate of 30 miles per hour. You have already biked 20 miles. How many more hours must you bike to surpass your goal of 50 miles?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
1) You are collecting sponsers for a 10-mile walk-a-thon. So far, you have collected $230.00 in donations. How much must the last sponsor pledge per mile to reach or exceed the goal of $300.00?
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Let "x" be the amount of the last pledge:
INEQUALITY
230 + x >= 300
x >= $70
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Cheers,
Stan H.

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