Question

Help please
A company has $9,450 available per month for advertising. Newspaper ads cost $180 each and can't run more than 24 times per month. Radio ads cost $550 each and can't run more than 34 times per month at this price.

Each newspaper ad reaches 6450 potential customers, and each radio ad reaches 7150 potential customers. The company wants to maximize the number of ad exposures to potential customers.

Use n
for number of Newspap advertisements andr
for number of Radio advertisements .

Answer 1

this is a linear programming question
if u want to solve the question, u can plot a graph(see the picture)
while x is n, y is r
and u may find out all of the integral values of x ,y in the required region, and sub them to 6450x+7150y=c, where c is the overall customers number, see which point give u the largest number of customers, u may get the ans then