प्रतियोगी परीक्षाओं के लिए मैथेमेटिकल सीरिज प्रश्न
An employer reduces the number of his employees in the ratio 9 : 8 and increases their wages in the ratio 14 : 15. If the original wage bill was Rs. 189,900, find the ratio in which the wage bill is decreased- a. 20 : 21 b. 21 : 20 c. 20 : 19
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