Quantitative Aptitude Exam Prep
Full explanation, worked examples & memory tricks in the app
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Full explanation, worked examples & memory tricks in the app
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Anu bought a purse at a discount of 20% which was marked at 30% higher than cost price. A customer gets 10% extra discount on purchase of more than two purse. If Anu purchased 3 such purses, find profit or loss percent of shopkeeper.
6.4% profit
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If sum of per kg cost of sugar and that of salt is Rs.90 and the ratio between per kg cost of sugar and that of salt is 3: 2. Then, find the difference of total cost of sugar and total cost of salt?
Rs. 630
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If total cost of Tea is Rs. 5000 and that of wheat is Rs. 450. Then cost per kg of wheat is what percent more or less than cost per kg of Tea?
86%
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One kg of rice and one kg of sugar is purchased in Rs 450. If cost per kg of rice decreases by 33 1/3% & cost per kg of Sugar increases by 33 1/3% then total cost per kg of rice and sugar is Rs. 500. Then find cost per kg of sugar?
Rs. 300
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If cost per kg of Tea & per kg of Rice is Rs. 220 & Rs. 50 respectively then find the ratio of total cost of tea to total cost of rice?
44: 17
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Total quantity of sugar and salt purchased together is what percent more/less than the total quantity of Tea & wheat purchased together?
33 1/3%
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If cost per kg of sugar, salt & rice is Rs. 10, Rs. 30 & Rs. 20 respectively then find the sum of difference of total cost of sugar and that of salt and difference of total cost of sugar and that of rice?
Rs. 500
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A train crosses a tunnel which is half of its length with a speed of 144 km/hr. in 1 1/2 min, then find the time in which it will cross another train which is double of its length and standing on platform in opposite direction with 60% of its initial speed?
120 sec.
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Arun sells his watch at a profit of 33 1/3% & his purse at a loss of 16 2/3% & on whole he gains Rs. 50. And if he sells his watch at a loss of 16 2/3% & purse at profit of 33 1/3% then there will be no profit no loss. Find cost price of the watch?
Rs. 300
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A boat can cover an equal distance in upstream and in downstream in 6 hours. If speed of boat in still water is 200% more than the speed of stream then find the time taken to cover the same distance in upstream.
4 hours
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Prabhat invested Rs. 15600 on SI at rate of R% p.a. for 3 years & the interest obtained is Rs. 7020. If he invested the same amount at rate of (R+5)% p.a. for two years on CI then find the interest obtained by Prabhat?
Rs. 6864
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How many students are there in Section B of class?
60
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Students passed in both exams in all sections are what percent more/less than students failed in both exams in all sections?
44 10/13%
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What is average of students who passed in only one examination in all sections together?
40.67
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Students failed in both exams in section C are what percent of total students in section C?
30
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Which sections have equal number of students?
none
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(1625.021 + √1599.78) + (560.31% of 30 - 250.23% of 62) = ?
4
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? = 729.11 ÷ 26.97 × 81.11 ÷ 35.91 × 108.18
729
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?² + (32.08)² - √144.44 × (7.99)² = 72.9% of 401.1
8
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47.87% of 350 + 60.11% of 280 = 96.98% of 299.78 + ?% of 150
30
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2^? = 128.18 × 511.77 + 2047.59 + 31.89 × 15.91
5
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59.77% of 880 + 79.9% of 591 = ?
1050
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13.9 × 6.01 ÷ 41.89 = ? ÷ 5.9
12
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899 ÷ 44.8 × 4.05 × 69.8 = ?
5800
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44.44 ÷ 4.4 ÷ 10.1 = (?)² ÷ 100
10
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4.9 × 11.9 + 8.9 = ? - 3.9 - 11.1
91
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1999.92 ÷ 49.87 × 3.01 + 5.13 = (?)³
8
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59.9% of 319.94 + 9.99% of 1600.01 = -177 + (?)²
23
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1.101 + 11.01 + 101.01 ÷ 1.01 = ?
113
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√2024 × √9.21 - 35.01 = ? × 10.1
12
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1390.98 ÷ 26.04 × 1.99 = ? - 16²
400
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In A, ratio of valid votes received by BJP, INC & SP is 11 : 3 : 5. If BJP win the election by 24000 votes, then find valid votes received by INC & SP together.
28000
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If in D there are only two parties-BJP & INC and BJP got 70% of the total valid votes, then find by how many votes BJP won the election in D.
18000
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If in E INC got 15000 more valid votes than AAP and BJP won the election by 15000 votes, then find the valid votes received by BJP.
40000
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In B there are only two parties – BJP & INC. If BJP got 60% of total votes in B and ratio of invalid votes received by BJP and INC is 2: 1, then find valid votes received by INC in B.
24000
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In C there are four parties – BJP, INC, SP & AAP. If ratio of valid votes received by BJP, INC, SP & AAP in C is 4 : 2 : 3 : 3 and ratio of invalid votes received by BJP, INC, SP & AAP in C is 1 : 3 : 4 : 2, then find difference between total votes received by INC & SP in C.
2000
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What is the difference between average number of students of school A across all the years and the average number of students of school B across all the years?
10
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Find the respective ratio of the total number of students of school A in 2011 and 2012 together to the total number of students of school C in 2013 and 2014 together?
47:55
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If in 2016, the total number of students in School A, School B and School C increases by 10%, 20% and 15% respectively as compared to 2015, then find the total number of students in 2016 in all the schools together?
830
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Total students of all the school together in 2013 is approximately what percentage more/less than the total students of school B in 2011 and 2015 together?
56%
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Find the difference between the number of total students from all the schools in 2011 and 2013 together and the total number of students from all the schools in 2014 and 2015 together?
120
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What is average number of students who have opted for MBBS in all the 4 colleges?
256
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What is the ratio of the total number of students who have opted for both engg. and MBBS stream together in college Q to that of in same stream together in college R?
67:35
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The number of students who have opted for MBBS in college P is what percent of the number of students who have opted for the engg. in college Q?
87.5%
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What is the ratio of the number of students who have opted for engg. in college R to that of those who have opted for same stream in college P?
14:11
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Which of the combination represents the colleges with maximum number of students, who have opted for pharmacy and those who have opted for engg. respectively?
Q & R
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Number of Honda city car sold in Ahmedabad is what percent of total Innova car sold in Surat?
66 2/3%
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Find the respective ratio of Creta car sold in Delhi and Mohali together to the total of Innova car sold in Kolkata and Ahmedabad together?
41:35
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Find the total number of cars sold in Kolkata?
1140
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Find the difference between number of Honda city cars sold in Delhi and number of creta cars sold in Surat?
80
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Find the average number of Honda city car sold in all the cities?
425
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What is difference between average marks scored by Student A and Student B in all subjects?
1.25
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What is Ratio of marks obtained by Student A in Maths and Computer together to the marks obtained by Student B in Science and English together?
8:5
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What is the overall percentage marks scored by Student B?
68.75%
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Marks Scored by Student A in Math is what percent of marks scored by Student B in Science and English together?
50%
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If passing marks for each subject is 40% of 120, then what is the difference between passing marks and marks scored by Student B in Computer?
36
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If company – B sold 80%, 90% and 80% buses manufactured by it in 2016, 2017 & 2018 respectively, then find average number of unsold buses of company – B in 2016, 2017 & 2018.
500
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Buses manufactured by company – A in 2016 & 2018 together are what percent more or less than buses manufactured by company – D in 2017 & 2018 together?
70%
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If buses sold by company – B and company – E in 2016 are 75% and 80% respectively, then find ratio of buses sold by company – B & E together in 2016 to unsold buses of company – B & E together in 2016.
8:5
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Buses manufactured in 2018 by all these 5 companies together are approximately what percent of buses manufactured in 2016 by all these 5 companies together?
102%
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