Metlock, Inc. uses a periodic inventory system. Details for the inventory account for the month of January 2017 are as follows: Units Per unit price Total Balance, 1/1/2017 270 $5.0 $1350 Purchase, 1/15/2017 140 ..5 672 Purchase, 1/28/2017 140 ..5 700 An end of the month (1/31/2017) inventory showed that 220 units were on hand. How many units did the company sell during January 2017?

330 units

Explanation:

Particulars                         Units

Opening                          270 Units

Add: Purchases              140 Units

Add :Purchases              140 Units

Total                                550 Units

Less: Closing                  220 Units

Sales                               330 Units

So, the total units the company sold during January 2017 is 330 units.

15 pounds of apples and 6 cups of flour

i guess you could put raise the economic balance