Physics · Units and Measurements
एक ग्रेन लगभग कितने मिलीग्राम के बराबर होता है?
- 145.4 मिलीग्राम
- 264.8 मिलीग्राम✓
- 385.2 मिलीग्राम
- 4100.0 मिलीग्राम
सही उत्तर देखें
64.8 मिलीग्राम
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