The answer is 7.5for the question
You have to subtract $40 from $68 make sure the larger number is in the front. If you did that all you would get $28.
the answer is -12/3 cause it's negative
11:30 am. 8:35 + 2 hours = 10:35 + 5 mins = 10:40 + 50 mins = 11:30 am