A computer factory produces 3024 computers per month at a constant rate, how many computers are built every 30 minutes assuming that there are 28 days in one month?
Choose the correct option:
A) 2.25 .	B) 3.125 .	C) 4.5 .	D) 5.225 .	E) 6.25 .

Rationale: "number of hours in 28 days = 28 * 24 number of 30 mins in 28 days = 28 * 24 * 2 number of computers built every 30 mins = 3024 / ( 28 * 24 * 2 ) = 2.25 answer a"
Answer: A