It is less than 100 greater than 10 and you use a total of 7 base ten blocks to show this number the number of tens blocks is greater than the number of ones blocks one of the digits is 4

the answer simply is 74

77

Step-by-step explanation:

Is this a trick question? If it is I love the challenge

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

2x^2+5x+17

your welcome. : )