Solve equation for the indicated variable u=5a, for a

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.

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.