divide them:
52.50 / 7 = 7.50 dollars per hour
Since 0.8 is the tenths place, and it is rounded from .799, it is to the tenths place. If the answer was written as .80, it would be to the hundredths place, as that would specify more accuracy in this answer.
C.The work space in Elishas room has a width of 1/2 meter and an are of 3/5 square meter. How long is it?
hope this helps