Part A.
3/4y =2.4x
y = 2.4x/ (3/4)
y= 3.2x
Constant of proportionality : 3.2
Part B.
A situation that the equation from part A Could represent:
The money earned per hour by a chef is $3.2.
Which is the total money earned after a week?
Where y is the total money earned and x is the number of hours.