Out of  {(-3, -2), (-3, 0), (-1, 2), (1, 2)} what numbers are domains

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

8litres of paint can cover 129.6 m². how much paint is required to paint an area of 243m²?

Ahighway between points a and b has been closed for repairs. an alternative route between there two locations is to travel between a and c and then from c to b what is the value of y and what is the total distance from a to c to b?