Percent error is calculated using
((Actual - predicted) / actual) * 100
In this case, the actual value of the number of pages he read is 20. The expected value was 23. So simply plug in:
((20 - 23) / 20) * 100 = -15%
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Answer:
x =27
Step-by-step explanation:
3x - 4y=65
lets substitute the value of y in the equation:
3x -4(4) =65
3x = 65 +16
3x= 81
x= 81/3
x = 27
Answer:
the third one
Step-by-step explanation:
the absolute value of -6 is 6
Answer:
The answer is 4 hours and 49 minutes
Step-by-step explanation:
Answer:
243
Step-by-step explanation:
you just add
