SOLUTION: i buy 190 kiwis which cost $66.50. I sell each kiwi 55 cents. What is the minimum number of kiwis that i need to sell in order to obtain a profit not less than $20?

Question 1083575: i buy 190 kiwis which cost $66.50. I sell each kiwi 55 cents. What is the minimum number of kiwis that i need to sell in order to obtain a profit not less than $20?
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
buy 190 kiwis which cost $66.50. I sell each kiwi 55 cents.
What is the minimum number of kiwis that i need to sell in order to obtain a profit not less than $20?
:
let n = no. of kiwis sold to make $20
:
.55n = total revenue of the kiwis sold
:
.55n - 66.50 = 20
.55n = 20 + 66.50
.55n = 86.50
n = 86.50/.55n
n = 157.3 ~ 158 need be sold to make at least $20
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