Red hair (autosomal recessive) is found in approximately 4 percent of the people

Red hair (autosomal recessive) is found in approximately 4 percent of the people in Norway. If we assume that the Norwegian population is in Hardy-Weinberg equilibrium with respect to hair color:a) What are the frequencies of the red hair (r) and non-red hair (R) alleles?b) What is the frequency of heterozygotes?c) What proportion of all marriages could potentially have a child with red hair?