Question
A shopkeeper offers the following schemes on toys of the same marked price.
(A) Successive discounts of 5% and 21% on any number of toys bought.
(B) Successive discounts of 38%, 33% and 21% on any number of toys bought.
(C) 8% discount on the first 6 toys and 27% discount on each toy thereon.
(D) 3 toys free of cost on buying 7 toys.
A customer wants to buy 7 toys. Which of the above schemes is the least beneficial to her?
Asked in RRB NTPC (UG) CBT-I · 2026
Discount and MP · Quantitative Aptitude
Exam PYQ4 Options
Exam Tip
For two successive discounts of a% and b%, use the effective discount formula: a + b − ab/100. This avoids lengthy calculations.
Correct AnswerCorrect option for this question
Learn Discount and MP in 60 Seconds
Turn successive discounts into one easy calculation and save time in the exam. Watch the quick video.
Everything you need to learn, practice & excel — in one place.
Video-Based Study Material
PYQ-Based Quizzes
1,000+ Informative Audiobooks
300+ Full-Length Mock Tests
Daily Current Affairs
5,000+ PYQs
Questions Asked from Discount and MP in Previous Exams
See how many previous-year questions are mapped to this exact video topic across major government exams.
16UPSC Questions Asked in These Years:2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2026
9SSC Questions Asked in These Years:2016, 2017, 2018, 2020, 2021, 2022, 2023, 2024, 2025
8Railways Questions Asked in These Years:2016, 2018, 2020, 2021, 2022, 2024, 2025, 2026
14State PSC Questions Asked in These Years:2002, 2004, 2012, 2013, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
47 exam questions have been mapped to this exact video topic, with the highest frequency in UPSC, State PSC and SSC.
2-Minute Revision Notes
Revise Discount and MP and Its Related Concepts
Use the mapped visual notes for a quick concept recap.
Explore More Questions
Continue practising by chapter, topic and related subjects.
One question solved. Keep going.
Continue with the next Profit and Loss question and build your accuracy one question at a time.