Mathematics · Ratio and Proportion
यदि x : y = 5 : 2 है, तो (5x + 2y) : (5x - 2y) का मान क्या होगा?
- 119 : 9
- 230 : 19
- 329 : 21✓
- 431 : 19
सही उत्तर देखें
29 : 21
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