In a certain county the proportion of voters in each age group registerd as Republicans and Democrats or Indpendence is given by the following matrix which is called A.
18-30 31-50 Over50
Republican 0.40 0.30 0.70
Democrat 0.30 0.60 0.25
Indpendent 0.30 0.10 0.05
The distubution by age and gender of this county's voting population is given by the following Matrix which we will call B.
Male Female
18-30 6000 8000
31-50 12000 14000
Over50 14000 16000
a. Calcuate the product AB
b. How many female Democatrs are there
12000 I think
c. How many republicans are there
11000 I think