15. apply mathematics (1)(a) suppose you have a box with a 4 x 4-in.
square base and variable height h. the surface area of this box is a
function of its height. write a function to represent the surface area.
evaluate the function for h=6.5 in.

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

i dont have an answer

step-by-step explanation: