A sole trader purchased goods in cash worth N2000 at 2% discount and made a cash sale of N1000 at the same rate of discount. Determine the amount of discount allowed?

A sole trader purchased goods in cash worth N2000 at 2% discount and made a cash sale of N1000 at the same rate of discount. Determine the amount of discount allowed?

A N20

B N40

C N400

D N200

Answer is A