Please answer the question in the form of a piece-wise function

When a formula is solved for a particular variable, several different equivalent forms may be possible. if we solved a=1/2bh for h, one possible correct answer is h=2a/b . which one of the following is not equivalent to this? a. h= 2(a/b) b. h= 2a(1/b) c. h= a/1/2b d. h= 1/2a/b

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"