A developer earns $6.00 for every 21 apps downloaded. How much money will the developer earn when 105 apps are downloaded? (Use the ratio table below to help)

$30

Step-by-step explanation:

105 divided by 21 gives you 5 which is then multiplied by 6

the figures below are made out of circles, semicircles, quarter … find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations). remember that we'll also have to cut whatever areas we get in half, since we're only dealing im pretty sure that is the right answer

step-by-step explanation: