QUESTION ON PIC THANKS!
1 answer:
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To solve this problem, we must use the formula:
Where:
• A = final amount = ?,
,• P = starting amount = $400.00,
,• r = interest rate in decimals = 4% = 0.04,
,• n = number of times per year that the interest is compounded = 1 (because interest is compounded annually),
,• t = time in years = 2.
Replacing the data of the problem in the equation above, we get:
Answer
After 2 years, he will be able to spend $432.64 on the bike.
Answer:
Step-by-step explanation:
Given that the cost function is linear.
Fixed charges = 4 dollars
Variable charges perhalf hour = 65 cents = 0.65 dollars
Suppose a man leaves for x hours say
then we have he would be charged 4 dollars besides 0.65 for 2x half hours.
Hence
where x is the number of hours.