A girl went to school for the first time and the teacher asked her, how old are you? The girl said, I don't know but, I know my mother's age is twice my age . The Teacher asked then, how old is your mother? The girl said I don't know but, I know my father is five years older than my mother. The teacher asked, then how old is your father? The girl said I don't know but, I know the sum of our ages will give you one hundred and twenty.

(a) How old is the girl?

(b) How old is the mother?

(c) How old is the father?

∆red ≅ ∆ by rule will give brainiest if possible

You are shooting hoops after school and make 152 out of a total of 200. what percent of shots did you make? what percent did you miss? show proportion(s).

Astudent is determining the influence of different types of food on the growth rate of spiders. she feeds one group of spiders two caterpillars twice a week. the other group received similarly-sized beetles twice a week. she records the amount of time required for individuals to reach sexual maturity. her hypothesis is that the spiders feeding on caterpillars will have a faster growth rate because caterpillars have a higher protein content compared to beetles. in this experiment, what is the dependent variable? spiders assigned to different feeding groups. time required to reach sexual maturity number of prey items fed twice a week. growth rates of each group.