You use the length of your shoe to measure your room. your shoe is 9.75 inches long. you walk across the room, heel to toe, and count 17.5 shoe lengths. about how long is your room in inches?

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!