RBI Assistant 2026 · Question 106 of 200
Mixture and Alligation
Information Given: Ratio of present ages (Ravi : Hari) = 7 : 5 Difference in ages = 12 years Concept/Formula Used: Let ages be 7x and 5x Difference = 7x − 5x = 2x Explanation: 2x = 12 x=6 Ravi’s present age = 7x = 7 × 6 = 42 years Ravi’s age after 4 years = 42 + 4 = 46 years
Source: RBI Assistant Pre 2026 Memory Based Paper (Adda247 via FreshersNow) · memory-based
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