There Are Two Firms In The Linear City Of (0-1) Locating

0 1/4 3/4 1 Firm A Firm B

There are two firms in the linear city of (0-1) locating at 1/4 for firm A and 3/4 for firm B with the same material cost m and unit transportation cost t. Each is taking 50% of the total market share. Explain the strategies of firm A to increase its market share relative to the market share of firm B.

It is all that was given. The theme from book Varians Chap. 26. Factor Markets.11. There are two firms in the linear city of (0-1) locating at 1/4 for firm A and 3/4 for firm B with the same material cost