Beth was charged r cents per minute for a phone call that she made and...

Beth was charged r cents per minute for a phone call that she made and Mark was charged t cents per minute for a phone call that he made. If Beth’s phone call lasted 30 minutes, did Mark’s phone call last less than 30 minutes?

(1)

The total charge for Beth’s phone call was 10 percent less than the total charge for Mark’s phone call.

(2)

The charge per minute for Beth’s phone call was 40 percent less than the charge per minute for Mark’s phone call.