1 . In your wallet, there are Tk 500, Tk 200 and Tk 100 notes in the ratio 5: 9: 4, amounting to Tk18,800. Find the number of each note respectively.

• A. 20, 36, 16
• B. 37, 1, 1
• C. 10, 18, 8
• D. 25, 10, 7
• D. None

Answer: Option A

Explanation: