Anwar is 2.7 kg heavier than Azhar. Abu is 79.8 kg which is lighter than Azhar. If the total weight of Anwar, Abu, and Azhar is 278 kg, find the weight, in kg, of Anwar.

Mr. len is a teacher whose salary is $22,570 for this school year, which is 185 days. in mr.lens school district, substitute teachers are paid $80 per day. if mr. len takes a day off without pay and a substitute teacher is paid to teach his classes how much less does the school district pay in salary by paying a substitute teacher instead of paying mr.len for that day?