What is the initial population of rock springs ?

Assume that a population of 50 individuals has the following numbers of genotypes for a gene with two alleles, b and b: bb = 30, bb = 10, and bb = 10. calculate the frequencies of the two alleles in the population’s gene pool.

What is the first step of an indirect proof of a number that is divisible by two

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?