Asmall pizza costs 9 dollars and each additional topping cost 0.75 dollars
is this proportional

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

Avegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide. find the total area of the vegetable garden and path