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.
ক
20, 36, 16
খ
37, 1, 1
গ
10, 18, 8
ঘ
25, 10, 7
ঙ
None
সঠিক উত্তর: 20, 36, 16