At best buy, kelly larry buys three cds and three dvds for $96 from the sale rack, buys two cds and one dvd from the same rack for $44. what are the price per cd and the price per dvd?

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!