On a Saturday night, each of the rooms at a certain motel was rented for either $50 or $60. If 10 of the rooms that were rented for $60 had instead been rented for $50, then the total rent the motel charged for that night would have been reduced by 25 percent. What was the total rent the motel actually charged for that night ?	Choose the correct choice from the following answers:	A) $400	B) $800	C) $1,000	D) $1,600	E) $2,400
Let total rent the motel charge for all rooms =x   If 10 rooms that were rented for 60 $ had instead been rented for 50 $,   then total difference in prices = 10 $ * 10 = 100 $   Total rent the motel charged would have been reduced by 25 %   .25x = 100   =&gt; x= 400   $400nswer $400
<result>A</result>
On a Saturday night, each of the rooms at a certain motel was rented for either $50 or $60. If 10 of the rooms that were rented for $60 had instead been rented for $50, then the total rent the motel charged for that night would have been reduced by 25 percent. What was the total rent the motel actually charged for that night ?