In the diagram of the staircase railing below. line ag is parallel to cj and line ad is parallel to fj what is the value of n ? !

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.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.