पाटीगणित (श्रीधराचार्य - प्राचीन संस्कृत टीका एवं प्रो. कृपाशंकर शुक्ल सविस्तार व्याख्या)

30 LOGISTICS
Setting down the argument and requisition sides, we have
┌──────────┬──────────┐
│ 5 │ 2 │
│ 16 │ 20 │
│ 200 │ │
└──────────┴──────────┘
Transposing the ages (of the women), we get
┌──────────┬──────────┐
│ 5 │ 2 │
│ 20 │ 16 │
│ 200 │ │
└──────────┴──────────┘
Now we have to apply the rule of five, etc. Therefore, transposing
the fruit, we have
┌──────────┬──────────┐
│ 5 │ 2 │
│ 20 │ 16 │
│ │ 200 │
└──────────┴──────────┘
There being no denominators on any side, the required amount
= (2 × 16 × 200) / (5 × 20) = 64.
Ex. 51. If 3 camels of 10 years of age get 108 purāṇas,
say then what will 5 camels of 9 years of age get.¹
──────────────────────────────────────────────────────────
¹ A closely similar example occurs in GT, p. 82, vs. 110. Also
Cf. GSS, v. 39.