If 6.45% of the battery life of each mobile phone is used in a day by a typical user, for which mobile phone is 1.6125 hours of battery life used in a day?

Question 5 spring semester final exam math evaluate

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length