3months ago, santos could walk 2 miles in 40 minuets. today, he can walk 2 miles in 25 minutes. find the percent of change

it is b)

hope this : )

step-by-step explanation:

answer: domain and range mean all possible values of x and y that could be substituted to the inequality. a solution means all possible values that make the inequality statement true. so while the range is still all real numbers, the solution is the shaded area, for which y will always be greater than the line of the function.