Find all zeros please show work that’s all I need help with

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.

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.