Telemarketer earns 270 plus 10 for each call her paycheck last week was 650 how many of the phone calls resulted in sales? algebra

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

Nicole is making carrot bread she needs 5 cups of carrots for 2 cups of sugar.what is the ratio of cups of sugar to cups of carrots that nicole will need? write the ration in three different ways

What is the area of the shaded sector?