Comparing amounts for cost of goods sold, ending inventory, and gross profit--- FIFO and LIFO

Assume the Models and More store bought and sold a line of dolls during December as follows:

Dec 1	Beginning merchandise inventory	13 units @ $11 each
Dec 8	Sale	9 unites @ 20 each
Dec 14	Purchase	17 units @ 13 each
Dec 21	Sale	13 units @ 20 each

Requirements

Compute cost of goods sold, cost of ending merchandise inventory, and gross profit using FIFO inventory costing methods.

Compute the cost of cost of goods sold, cost of ending merchandise inventory, and gross profit using the LIFO costing method.

Which method results in a higher cost of goods sold?

Which method results in a higher cost of ending merchandise inventory?

Which method results in a higher gross profit?