Ravi has $445 in his savings account. He wants to save at least $795. Write and solve an inequality to determine how much more money Ravi must save to reach his goal. Let d represent the amount of money in dollars Ravi must save to reach his goal.
a. 445 + d > 795; d > 350
b. 445 + d = 795; d = 350
c. 445 + d ≥ 795; d ≥ 350
d. 445 + d ≥ 795; d > 795