50 points! I don't understand the question it's asking me and I'm on a timer please help!

Which graph represents 2x-5y< 15

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.