Lily is using dark power crystals to raise an army of zombies. Each crystal can raise 9 zombies. How many crystals does Lily need to raise 6,174 zombies?

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,

Find the percent error of the measurement 4 cm

There are 18 female students and 16 male students in a class. which of the following expresses the ratio of female students to male students in simplest form? а) 10 b) 9 to 8 c) 8: 9 d)18/16