Hassan predicted that he would sell 178 postcards. He actually sold 142 postcards. What are the values of a and b in the table b
elow?
Percent Error
Item
Approximate value
Exact value
Error
Absolute error
Ratio
Percent error
Postcards
178
142
a
b
a = negative 36; b = negative 36
a = negative 36; b = 36
a = 36; b = negative 36
a = 36; b = 36
1 answer:
Answer:
its b
Step-by-step explanation:
took the test on edge
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