Please help me with Investment Analysis & Portfolio Management eleventh Edition problem

Chapter 10:

Problem 4:

A company goes public by using an auction. The bids are contained in the table below. The firm wants to sell 10 million shares.

Price Number of shares

20 2.5

19 7

18 4

17 5

16 8

15 6

In a traditional offering, describe which bidders would receive shares, the price they would pay, and how much of their orders would be filled.