SOLUTION: Bob's salary is proportional to the fourth power of the number of students he teaches. He gets 50000 dollars if he has 200 students. How much would he g
Question 1125480: Bob's salary is proportional to the fourth power of the number of students he teaches. He gets 50000 dollars if he has 200 students. How much would he get if has 250 students instead? Answer by ikleyn(53266) (Show Source):
Use the proportion
= ,
which is the same as
= , or
= .
From the last proportion, find x = .
Use your calculator.
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Comment from student: I already tried solving this on my own, using a calculator as you suggested.
I got an answer that looks very wrong however, and was hoping you would have provided your final solution
so that I could cross reference. With your steps being much different than how I was taught, and no way to cross check,
this doesn’t help me at all unfortunately. Thank you for your time regardless. Have a nice day.
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/\/\/\/\/\/\/\/\/ My response : OK, it is not a problem for me to do this calculation:
Answer. 122070.30 dollars.
Now you can cross check.
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Making calculations is a students' privilege and a honor duty.
