1 . A tea merchant blends 2 kinds of tea, putting in 3 parts of a Tk. 25 per kg grade to 1 part of a Tk. 15 per kg. If the mixture is changed to 1 part of the Tk. 25 per kg grade to 3 parts of the less expensive grade, how much will the shop lose or save in blending 200 kg?

• A. lose Tk. 500
• B. loss Tk. 1,000
• C. save Tk. 1,500
• D. save Tk. 1,000

Answer: Option D

Explanation: