Question 71Asked in BPSC TRE 2.0 (2023) Mathematics and Science Class 6-8

Find the single discount equivalent to two successive discounts of 20% and 10%.वह एकल बट्टा ज्ञात कीजिए, जो 20% और 10% के दो क्रमागत बट्टों के समतुल्य हो।

वह एकल बट्टा ज्ञात कीजिए, जो 20% और 10% के दो क्रमागत बट्टों के समतुल्य हो।
  1. A25%25%
  2. B26%26%
  3. C28%28%
  4. DMore than one of the aboveउपर्युक्त में से एक से अधिक
  5. ENone of the aboveउपर्युक्त में से कोई नहीं
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Correct answer: (C) 28%28%

Explanation

Single equivalent discount = 20 + 10 - (20×10)/100 = 28%.समतुल्य एकल बट्टा = 20 + 10 - (20×10)/100 = 28%।

From BPSC TRE 2.0 (2023) Mathematics and Science Class 6-8 — Previous Year Paper

This is question 71 of BPSC TRE 2.0 (2023) Mathematics and Science Class 6-8 — Previous Year Paper. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.