An office building has three air conditioning units, one for each office. each unit runs only when employees are working.
the tables below show the number of hours employees worked at each office over a three-month period and the total air
conditioning electric costs for the entire office for each month.

quit

step-by-step explanation:

ok then what happened.

$650 per month plus utilities

step-by-step explanation:

just based on the info you gave, it would seem more cost effective to rent at $650 per month plus utilities.   if utilities are, in fact, $150 per month, your monthly living costs would be $800 as opposed to the other option of $825.