1- Circumference if circle is 2-Total surface area of (i) cuboid is
(ii) cube is

3-Total surface area of cylinder is

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

step-by-step explanation:

to find if any function is an inverse of the other, put the first equation in as x in the next one. then simplify and solve. if at the end you get the statement y = x, then it is an inverse. if you get anything else, it is not.

30005

yes ok                                            

correct answer is b. 27/8

step-by-step explanation: