Joy's Corp. sells the softest gloves available on the market. The information below is compiled by the firm for the last month.

Total sales revenue $300,000

Selling price per pair of gloves $1,000

Variable selling expense per pair of gloves $100

Variable administrative expense per pair of gloves $37

Total fixed selling expense $79,000

Total fixed administrative expense $92,000

Beginning merchandise inventory $40,000

Ending merchandise inventory $20,000

Merchandise purchases $130,000

1) What was Joy's contribution margin for each pair of gloves sold during the month?