The grade on a paper decreases by 5 points each day that it is late with a starting value of 87 points. Select the linear explicit rule which represents this situation.

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

How can you find the mean absolute deviation (mad) for this set of data?