allery10% మరియు 20% వరుస తగ్గింపులు Rs 500 ఐటెమ్పై ఇవ్వబడ్డాయి. తుది ధరను కనుగొనండి.
ARs 350
BRs 360
CRs 380
DRs 400
Answer & Solution
Correct answer: B. Rs 360
1.
మొదటి తర్వాత 10% తగ్గింపు: 500 * 0.90 = 450.
2.
రెండవ తర్వాత 20% 450: 450 * 0.80 = 360.
3.
కాబట్టి చివరి ధర Rs 360.
4.
గమనిక: వరుసగా 10% + 20% 30% ఆఫ్కి సమానం కాదు.
_మూలం: SSC CGL క్వాంటిటేటివ్ ఆప్టిట్యూడ్ (శాతాలు), R.S.
అగర్వాల్ శైలి మరియు ప్రామాణిక అభ్యాసం_
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