Maria and Tom sold candy for a fundraiser. Maria sold seven less than twice the number of candy bars Tim sold maria and Tom sold 137 candy bars. How many did Maria sell?

Asap will give brainliest and a lot of points

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

What is the distance between point a and b