SOLUTION: In a school of 850 boys, 153 of them were unable to pass a physical test. What percentage passed ?

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Question 864685: In a school of 850 boys, 153 of them were unable to pass a physical test. What percentage passed ?




Found 3 solutions by ewatrrr, lenny460, MathTherapy:
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!

Hi
850 - 153 = 697 passed
What percentage passed = 100%28697%2F850%29

Answer by lenny460(1073) About Me  (Show Source):
You can put this solution on YOUR website!
In a school of 850 boys, 153 of them were unable to pass a physical test. What percentage passed ?
10% = 85 boys
5% = 42.5 boys
1% = 8.5 boys
2% = 17 boys
4% = 34 boys
8% = 68 boys
Therefore:
85 + 68 = 153 boys, that is 18%.
100% - 18% = 82%


Answer:
82%




lennox obuong
algebra tutor

Answer by MathTherapy(10557) About Me  (Show Source):
You can put this solution on YOUR website!
In a school of 850 boys, 153 of them were unable to pass a physical test. What percentage passed ?

Number of passes: 850 - 153
Percent passed: highlight_green%28%28%28850+-+153%29%2F850%29+%2A+100%29
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