Question

mobile phone battery life phone battery life (hours) a 20 b 25 c 10 d 18 if 8.45% of the battery life of each mobile phone is used in a day by a typical user, for which mobile phone is 0.8 hour of battery life used in a day? phone a phone b phone c phone d

Answer 1

8,45% = 0,8h
100%/8,45% = 11.8343195266
0,8h*11,8343195266 = 9,4674556213h

OR

8,45% = 0,8h
0,8h/8,45%*100% = 9.4674556213h

C.