Anews report says that 9 percent of middle school students are on the track team. there are 600 students in your middle school. how many students in your school would your expect to be on the track team

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!