Arecipe for a large batch of brownies uses one kilogram of sugar. another recipe uses 800 grams of flour. how much sugar is needed for two batches of each recipe? draw a model to support your answer.

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?