Romesh, a rational consumer, spent 90 rupees on herb X and spice Y. Each costs 10 rupees per gram. How much of each should he buy?
- Aherb X 2 grams, spice Y 3 grams
- Bherb X 3 grams, spice Y 5 grams
- Cherb X 4 grams, spice Y 5 grams
- Dherb X 5 grams, spice Y 4 grams