Answer:
The answers are given in the attachment
Step-by-step explanation:
The detailed step by step calculations are shown in the attachment.
we know that, denominator ≠ 0
16y² ≠ 0
y ≠ 0 is excluded value.
Answer: He will divide to convert pounds to ounces.
Step-by-step explanation:
The equation for percentage increase is
{(New value - old value) / old value} x100%
Therefore it should be
{(22.5 - 19.5) / 19.5} x 100%
=15% (rounded to nearest whole number)
Answer is B