Score
A. What is the IQR of the test scores? Show your work.

Nine more than four times a number is the same as one less than twice the number. find the number?

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!

Iknow the answer but the calculator doesn't seem to give the right one