Mathematics · Averages
तीन संख्याओं का औसत 30 है। पहली संख्या दूसरी संख्या की 2/3 गुना है, और दूसरी संख्या तीसरी संख्या की 3/4 है। पहली संख्या क्या है?
- 128
- 220✓
- 325
- 430
सही उत्तर देखें
20
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