Can u help me:
0 = -2x + 6

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.