The height the Rhino89 airplane is flying is 3,675 feet above the air, if the ZZX- plane is flying 65 kilometers higher, how many FEET higher is it flying?

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!