Just square the top and bottom. z^2 over 25
4.36 I think I hope this helps
The ones with ✓ signs are irrational the rest are rational. note this is not generally true but it is for this particular set
Hey there!
840 = 100%
x = 17%
840/x = 100%/17%
(840/x) * x = (100/17) * x 840 = <span>5.8823529411765
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<span>= 840/5.8823529411765 = 142.80
The correct answer to your question is option C.
The tip Christian should leave is $142.80.
Hope this helps you.
Have a great day!
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