6. amy bought some used books for $4.95. she paid $0.50 each for some books and $0.35 each for the others. she bought fewer than 8 books at each price. how many books did amy buy? how many cost $0.50? show your

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.

Ill mark the brainliest if you me with the these three questions 7,8,9

∆red ≅ ∆ by rule will give brainiest if possible