A set contains first 20 natural numbers. How many subsets of 4 element can be formed such that difference between any two element is greater than or equal to 3 ?
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Quantitative Aptitude and Data sufficiency Quiz for MBA entrance exams
Dear readers,
This quiz consists of questions from various past papers of MBA entrance exams. Leave your answers/ responses in the comments section below and soon we'll let you know the correct answers!
1. The average marks of a student in 10 papers are 80. If the highest and the lowest scores are not considered, the average is 81. If his highest score is 92, find the lowest?
a. 55 b. 60 c. 62 d. Cannot be determined
Direction for questions 2 to 4: Answer the questions based on the following information. A survey of 200 people in a community who watched at least one of the three channels - BBC, CNN and DD - showed that 80% of the people watched DD, 22% watched BBC, and 15% watched CNN.
2. What is the maximum percentage of people who can watch all the three channels?
a.12.5% b. 8.5% c. 15% d. Data insufficient
3. If 5% of people watched DD and CNN, 10% watched DD and BBC, then what percentage of people watched BBC and CNN only?
a.2% b. 5% c. 8.5% d. Cannot be determined
4. Referring to the previous question, what percentage of people watched all the three channels?
a.3.5% b. 0% c. 8.5% d. Cannot be determined
5. A man earns x% on the first Rs. 2,000 and y% on the rest of his income. If he earns Rs. 700 from income of Rs. 4,000 and Rs. 900 from if his income is Rs. 5,000, find x%.
a.20% b. 15% c. 25% d. None of these
6. P, Q and R are three consecutive odd numbers in ascending order. If the value of three times P is 3 less than two times R, find the value of R.
a. 5 b. 7 c. 9 d. 11
7. Fresh grapes contain 80% water while dry grapes contain 20% water. What is the weight of dry grapes obtained from 50 kg fresh grapes?
a. 10 kg b. 12.5 kg c. 2.4 kg d. None of these
8. A and B are two positive integers such that AB = 48. Which of the following cannot be the value of A + B?
a. 49 b. 26 c. 18 d. 16
Direction for questions 9 and 10: Answer the questions based on the following information.
A thief, after committing the burglary, started fleeing at 12 noon, at a speed of 60 km/hr. He was then chased by a policeman X. X started the chase, 15 min after the thief had started, at a speed of 65 km/hr.
9. At what time did X catch the thief?
a. 3.30 p.m. b. 3 p.m. c. 3.15 p.m. d. None of these
10. If another policeman had started the same chase along with X, but at a speed of 60 km/hr, then how far behind was he when X caught the thief?
a. 18.75 km b. 15 km c. 21 km d. 37.5 km
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ďťżA teacher was trying to form groups of students such that every group has an equal number of students and that number should be a prime number. She tried for first 5 prime numbers, but on each occasion exactly one student was left behind. How many different possible solutions are there for the total number of students, if the total number of students is in 4 digits.
- 5
- 0
- 2
- 3
- 4
0 voters
Reminder when 2^1040 divided by 131?
A shopkeeper gives 3 consecutive discounts of 10%, 15% and 15% after which he sells his goods at a percentage profit of 30.05% on the cost price. Find the value of the percentage profit that the shopkeeper would have earned if he had given discounts of 10% and 15% only:
(A) 53%
(B) 62.5%
(C) 72.5%
(D) 68.6%
Two friends P and Q start simultaneously from the opposite ends of a race track AB of length 150 m at speeds 60 m/s and 40 m/s respectively. P starts from A and Q starts from B. Once each reaches an end, he immediately turns back and moves towards the other end. They keep moving to and from between the two ends. Find the difference between the distance covered by P and Q by the 8th meeting. (a) 300m (b) 450m (c) 600m (d) 1200m
if log (base 54) 72 = b, then the value of log (base 96) 128 in terms of b is
A) 7(3b-2)/7-16b
B) 3b-2/2b-1
C) 7-16b/7(3b-2)
D) 2b-1/3b-2
A merchant buys 80 articles at 40 rupees each..if he sells n of them for a profit of n% and remaining for a profit of (100-n)% what is the minimum profit the merchant could have done on this trade?
Approach?
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Identical black tiles, in the shape of square of side 3 cm, are placed along two diagonals of a square shaped floor of side 39cm. THE rest of the floor is covered with identical white tiles of same shape and size. How many white tiles need to be replaced with black tiles so that the black and white tiles are in alternate positions in row and columns ??
Quantitative Aptitude Quiz for SNAP
Dear readers,
This quiz consists of questions from various past actual SNAP papers. Leave your answers/ responses in the comments section below and soon we'll let you know the correct answers!
1. The sum of the digits of a number is subtracted from the number. The result is always?
(a) divisible by 6
(b) divisible by 9
(c) not divisible by 6
(d) not divisible by 9
2. In a survey of 100 computer professionals it was found that 48 read Byte, 39 read PC World and 44 read PC Magazine. It was also found that 17 read both Byte and PC World, 18 read both PC World and PC Magazine, 22 read both Byte and PC Magazine and the balance 20 read none of these magazines. Determine the number of professionals who read exactly one magazine.
a.33 b. 34 c. 35 d. 36
3. My watch runs fast at the rate of 15 seconds per hour. If I have set my watch correctly at 10 a.m. on Tuesday, what will be the time shown by the watch at 6 p.m. on Saturday?
(a) 6.16 p.m. (b) 6.30 p.m. (c) 6.26 p.m. (d) 5.34 p.m
4. If the sum of 6 consecutive odd integers is 888, then the median of this series is
(a) 147 (b) 148 (c) 149 (d) 151
5. A fair coin is tossed 5 times and comes up heads four times out of five. If the coin is tossed a sixth time under the same conditions, the probability of it turning up heads is?
(a) 80% (b) 125% (c) 50% (d) 20%
6. If T is the sum of z consecutive integers, then T must be even if z is a multiple of
(a) 5 (b) 4 (c) 3 (d) 2
7. Jai Kumar invested Rs.1,00,000 in stocks of pharmaceutical companies three years ago. The value of his stocks rose by 10% in the first year, then rose by 5% in the second year and fell by 10% in the third year. What is the value of his stocks today?
(a) Rs.1,00,350 (b) Rs.1,03,500 (c) Rs.1,03,950 (d) Rs.1,27,050
8. During the testing of a drug, the results were found to be 85% positive in the 1st phase of 100 tests and 55% positive in the 2nd phase of tests. If the overall results were 75% positive, what was the total number of tests conducted in the 1st and 2nd phases?
(a) 160 (b) 156 (c) 150 (d) 220
9. Mohit was 24 years old when his son Akshit was born. If Mohit is now 3 times as old as Akshit, how many years ago was he 4 times as old as Akshit?
(a) 4 (b) 6 (c) 8 (d) 12
10. An hour after Ashish started from his college towards Tanvi's home, a distance of 53 km, Tanvi started from her home on the same road towards Ashish's college. If Ashish's speed was 4 km per hour and Tanvi's was 3 km per hour, how many kilometres from Tanvi's home did the two meet?
(a) 24 (b) 22 (c) 21 (d) 19.5
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Number of ways in which two couples always sit together out of three couples in a row( husband wife should always be together ) ? Â
Let f(x) be a fifth degree polynomial, the coefficient of whose highest power degree is 5 and f(1)=1, f(2)=3, f(3) =5, f(4) =7 and f(5)=9, then find the constant term of the polynomial.
A. -600
B. -601
C. -599
D. -121
The weight of an iron bucket increases by 33.33% when filled with water to 50% of its capacity. Which of these may be 50% of the weight of the bucket when it is filled with water( assume the weight of bucket and its capacity in kg to be integers?
1. 7 kg
2. 6 kg
3. 5 kg
4. 8 kg
Plz explain
If I have length of two medians of right angled triangle , how can I find its Area ... Arun Sharma --Review question
Plz mention approach
How did they factorise f(x)? Is there any specific method of factorising polynomials in degree 3 or more?
A shooter shots gunfire at an interval of 16 seconds. A man in a car that starts travelling from a distance of 160 km can hear the gunshots at an interval of 15 seconds. Find the speed of the car. [You may assume the speed of sound to be 330 m/s].