ayomideolubode97
Answered

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an error of 15cm was made in measurimg a length that was actually 165cm.whatpeecentage error was dat​

Sagot :

cmdarby4988

Answer:

it was actually 50%

Step-by-step explanation:

You subtract the 15 and then you divide

Answer:

Step-by-step explanation:

The answer is 9%

if 165 cm --> 100% of the length

   15 cm --> x (x because we don't know the answer yet)

to find x we do cross multiplication.

15cm * 100% = 165cm* x  

x=1500% / 165 cm

x=9%

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