railway RRB JE (CBT I + CBT II) Mock Test 2024 Quantitative Aptitude Ratio and Proportion Simple Ratios

यदि x ∶ y = 2 ∶ 1 है, तो (2x + 3y) ∶ (4x + 7y) का मान ज्ञात कीजिए।

1
3 ∶ 5
2
7 ∶ 5
3
7 ∶ 15
4
3 ∶ 15
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