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SSC PYQTier 1 2025

SSC CGL – Combined Graduate Level Examination · ప్రశ్న 53

Red, blue and green balls are in ratio 2:3:5. If 15 red, 10 blue and an unknown number of green balls are added, the ratio becomes 3:4:6. How many green balls were added?

  1. 3
  2. 5
  3. 7
  4. 0
సమాధానం చూపించు & వివరణ

సమాధానం: (D) 0

వివరణ

(2k + 15)/(3k + 10) = 3/4 gives k = 30; green must be 150 = 5k, so 0 are added.