Emily earned $4,410 working 3 months during her internship. interns work 21 days each month. find the unit rate of dollars emily earned per day.

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

Suppose a man is heterozygous for heterochromia, an autosomal dominant disorder which causes two different‑colored eyes in an individual, produced 25‑offspring with his normal‑eyed wife. of their children, 15 were heterochromatic and 10 were‑normal. calculate the chi‑square value for this observation.

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling