railway DMRC CRA Mock Test Series Quantitative Aptitude Ratio and Proportion Simple Ratios

यदि (x – y + z) ∶ (y – z + 2w) ∶ (2x + z – w) = 2 ∶ 3 ∶ 5 है, तो (3x + 3z – 2w) ∶ w ज्ञात कीजिए।

1

7 ∶ 2

2

2 ∶ 1

3

3 ∶ 7

4

7 ∶ 1

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