Number 15 can anyone help me figure this out I have 15 points to give out if you give answer pls !!last question

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?

Which line is parallel to the line that passes through the points (2, –5) and (–4, 1) a. y=-x+5 b. y=-2/3x+3 c. y=2/3x-2 d. y=x+5

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.