state gov DDA Assistant Section Officer (ASO) Mock Test 2023 Quantitative Aptitude Ratio and Proportion Simple Ratios

यदि (a + b) : (b + c) : (c + a) = 15: 14: 11, और a + b + c = 40 है, तो (3a + b - 4c) का मान क्या है?

1
18
2
17
3
15
4
14
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