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24 Mar 2015

Quantitative Comparison Mcqs

English Multiple Choice questions Page -8.
Subject of English has a great importance in all types of examination like Css,Pcs or other general exams. A candidate should try to prepare this subject carefully. Mostly jobs tests contains English question type as following

Synonyms Mcqs ,Antonyms Mcqs, Preposition, Phrasal verbs, Analytical Reasoning Mcqs,Quantitative Mcqs  One Word Substitution, Correction of spellings, Word meanings, Grammar Questions, Tense Questions, Direct Indirect, Active Voice, Passive Voice, Questions on a give Passage, English Essays and Urdu to English Translation Mostly in subjective papers, English Literature.



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1. 
If the average of 5 and K is equal to the average of 2 6 and K. what is the value of K?
2
8
1
3
4



Answer: Option C
Explanation:
5+K/2 = 2+6+K/3 ? 3(5+k) = 2 (8+k) ? 15 + 3k = 16 + 2k ? 3k - 2k = 16 - 15 ? k = 1


2. 
How much the speed of a train be increased if the dirver wishes to reduce the time to reach to a certain station in 20% less time?
10%
25%
5%
20%
50%


Answer: Option B
Explanation:
Speed = Distance/Time If the time is to be reduced 20% then the same distance is to be covered in 80% of the time. Therefore Speed = 100/80x100?125% of the original speed. The increase in the speed must be 25%.


3. 
What is the probability of not coming a number greater than 2 when a die is thrown?
0.1
0.2
0.3
0.4
0.5


Answer: Option C
Explanation:
Total number of possible events is 6. The number less than or equal to 2 is 2. So the probability of coming 1 and 2 is 2/6 ? 1/3 = 0.3


4. 
If 4 men or 7 boys can do a work in 29 days then 12 men and 8 boys will do the same work in:
29
17
7
21
30


Answer: Option C
Explanation:
Solve the question using only boys. The ration 7/29 = x/21+8. The second ration is reverse as the relation between men (or boys) is inverse. If 4 men work equivalent to 7 boys so 12 men are equivalent to 21 boys.


5. 
A man spent 10% of his money. After spending 60% of the remainder he has Rs. 72 left. How much had he in the start?
300
50
400
200
100


Answer: Option D
Explanation:
x is the amount in the start. After spending 10% the rest is 90x/100. Now treat this remaining amount as 100% for the second transaction. After spending 60% the rest is 40% of 90x/100 that is 40/100 90x/100 = 36x/100. Now this is equal to 72. 36x/100 = 72 ? x = 200


6. 
What is the largest of 13 consecutive integers whose sum is 0?
-13
-6
6
9
13


Answer: Option C
Explanation:
The only possible set of numbers is -6 to +6 including zero at the middle point. Therefore the greatest is = 6.


7. 
A boy scored 90 marks for his mathematics test. This was 20% more than what he had scored for the geography test. How much did he score in geography
100
75
50
180
72



Answer: Option B
Explanation:
The marks in mathematics = 120% of the marks in geography. G 120/100 = 90?G=75


8. 
What is the Next number in the geometric progression 4 12 36?
200
172
480
108
218


Answer: Option D
Explanation:
Every number is multiplied by 3 to have the next term.


9. 
The average (arithmetic mean) of five numbers is 26. After one of the numbers is removed the average (arithmetic mean) of the remaining number is 25. What number has been removed?
20
25
26
30
32


Answer: Option D
Explanation:
x is the number to be removed and n is the sum of other 4 numbers. Therefore x+n/5 = 26?x + n = 130. Now by removing the number n/4 = 25 ? n = 100. Now put the value of n in the first x +100 = 130 and x = 30



10. 
If a = 3 then what is the value of (a2)3 - a?
12
15
240
243
726


Answer: Option E
Explanation:
(a2)3 = a6 ? 36 - 3 = 729 - 3 = 726


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