5
QuizMultiple Choice
Unit Test
Question 5 of 15 • * SY2025-26 - 1205040 M/J Grade 7 Mathematics Sem 1 CR
Pedro predicted that he would sell 128 novels. He actually sold 150 novels. What are the values of a and b in the table below?Percent ErrorItemApproximate valueExact valueErrorAbsolute errorRatioPercent errorNovels128150 ab
Answer
A
a = Negative StartFraction 22 over 128 EndFraction; b = negative 17.2 percent
B
a = Negative StartFraction 22 over 150 EndFraction; b = negative 14.7 percent
C
a = StartFraction 22 over 150 EndFraction; b = 14.7 percent
D
a = StartFraction 22 over 128 EndFraction; b = 17.2 percent