Jesse bought a $340$ -gram bag of coffee beans. He uses $18.75$ grams of coffee beans each day. When there are $40$ grams of coffee beans remaining in the bag, Jesse will buy another bag to make sure he doesn't run out of coffee. Part A Use the drop-down menus below to create an equation that represents the situation, in which $d$ represents the number of days until Jesse buys another bag of coffee beans. $=$ Question 2 Part B How many days can he use the $340$ -gram bag of coffee beans before he buys a new bag?