Can someone give me the answer to this?

What are the values of each variable in the diagram below?

Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?

Carla is saving money for a trip this summer. she already has some money in her savings account and will add the same amount to her account each week. at the end of 2? weeks, carla has? $130. at the end of 8? weeks, she has? $280. write a linear function in the form y=mx+b to represent the amount of money m that carla has saved after w weeks.