model 3 successive discount Section-Wise Topic Notes With Detailed Explanation And Example Questions
MOST IMPORTANT quantitative aptitude - 4 EXERCISES
The following question based on discount topic of quantitative aptitude
(a) Any one; all are equally good
(b) Third offer
(c) First offer
(d) Second offer
The correct answers to the above question in:
Answer: (b)
Using Rule 5,
(i) : Equivalent discount
= $(25 + 15 - {25 × 15}/100)$%
= (40 - 3.75) % = 36.25%
(ii) : Equivalent discount
= $(30 + 10 - {30 × 10}/100)$%
= (40 - 3) % = 37%
(iii) : Equivalent discount
= $(35 + 5 - {35 × 5}/100)$%
= (40 - 1.75) % = 38.25%
Clearly, third offer is best for a customer
Discuss Form
Read more problems on successive discount Based Quantitative Aptitude Questions and Answers
Question : 1
Applied to a bill for Rs.1,00,000 the difference between a discount of 40% and two successive discounts of 36% and 4% is :
a) Rs.4,000
b) Rs.2,500
c) Nil
d) Rs.1,440
Answer »Answer: (d)
Using Rule 5,(Special Case) : When two successive disounts are given, then overall discount is =$(D_1 + D_2 - {D_1D_2}/100)%$
Successive discounts of 36% and 4% is overall equals to
= $(36 + 4 - {36 × 4}/100)%$ = 38.56%
Percentage difference
= 40 - 38.56 = 1.44%
Difference between discount
= 1.44% of 100000
= ${1.44 × 100000}/100$ = Rs.1440
Question : 2
Two successive discounts of 20% and 20% is equivalent to a single discount of
a) 34%
b) 36%
c) 42%
d) 40%
Answer »Answer: (b)
Using Rule 5,
Equivalent single discount
= $(20 + 20 - {20 × 20}/100)$% = 36%
Question : 3
The difference between a single discount of 30% on Rs.550 and two successive discounts of 20% and 10% on the same amount is
a) Rs.44
b) Rs.22
c) Nil
d) Rs.11
Answer »Answer: (d)
Using Rule 5,(Special Case) : When two successive disounts are given, then overall discount is =$(D_1 + D_2 - {D_1D_2}/100)%$
Case I : A single discount of 30%
Case II : Two successive discounts of 20% and 10% Single equivalent discount
= $(20 + 10 - {20 × 10}/100)$% = 28%
Difference = (30 - 28)% = 2%
Required difference
= 2% of 550
=Rs. ${2 × 550}/100$ = Rs.11.
Question : 4
The equivalent single discount for two successive discounts of 15% and 10% is
a) 20.5%
b) 23.5%
c) 25%
d) 20%
Answer »Answer: (b)
Trick :
Equivalent discount
= $(15 + 10 - {15 × 10}/100)%$ = 23.5%
Question : 5
Successive discounts of 10% and 30% are equivalent to a single discount of :
a) 37%
b) 38%
c) 40%
d) 35%
Answer »Answer: (a)
Using Rule 5,
Equivalent discount
= 30 + 10 - ${30 × 10}/100$ = 37%
GET discount PRACTICE TEST EXERCISES
model 1 profit x after discount y
model 2 hiking & discounting
model 3 successive discount
model 4 mixed discount problems of marked price
discount Shortcuts and Techniques with Examples
Verbal Reasoning
Question & Answer Quiz
Non Verbal Reasoning
Question & Answer Quiz
Quantitative Aptitude
Question & Answer Quiz
Computer MCQ
Question & Answer Quiz
General English
Question & Answer Quiz
History GK
Question & Answer Quiz
Polity GK
Question & Answer Quiz
Geography GK
Question & Answer Quiz
Economy GK
Question & Answer Quiz
General Awareness GK
Question & Answer Quiz
Recently Added Subject & Categories For All Competitive Exams
New 100+ Compound Interest MCQ with Answers PDF for IBPS
Compound Interest verbal ability questions and answers solutions with PDF for IBPS RRB PO. Aptitude Objective MCQ Practice Exercises all competitive exams
Continue Reading »
100+ Mixture and Alligation MCQ Questions PDF for IBPS
Most importantly Mixture and Alligation multiple choice questions and answers with PDF for IBPS RRB PO. Aptitude MCQ Practice Exercises all Bank Exams
Continue Reading »
IBPS Profit and Loss Questions Solved Problems with PDF
Most important Profit and Loss multiple choice questions and answers with PDF for IBPS RRB PO. 100+ Aptitude MCQ Practice Exercises all competitive exams
Continue Reading »
100+ Average Aptitude Questions Answers solutions MCQ PDF
New Average multiple choice questions and answers with PDF for IBPS RRB PO. 100+ Quantitative Aptitude MCQ Practice Exercises all competitive exams
Continue Reading »