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MCQOPTIONS
This section includes 559 Mcqs, each offering curated multiple-choice questions to sharpen your Aptitude knowledge and support exam preparation. Choose a topic below to get started.
| 151. |
In a family of 8 adults and some minors, the average consumption of rice per head per month is 10.8 kg; while the average consumption for adults is 15 kg per head and for minors it is 6 kg per head. The number of minors in the family is : |
| A. | 8 |
| B. | 6 |
| C. | 7 |
| D. | 9 |
| Answer» D. 9 | |
| 152. |
The average of marks obtained by 120 candidates in a certain examination is 35. If the average marks obtained by passed candidates are 39 and those of the failed candidates are 15, what is the number of candidates who passed the examination ? |
| A. | 100 |
| B. | 120 |
| C. | 150 |
| D. | 140 |
| Answer» B. 120 | |
| 153. |
The average of four consecutive even numbers is 9. Find the largest number. |
| A. | 12 |
| B. | 6 |
| C. | 8 |
| D. | 10 |
| Answer» B. 6 | |
| 154. |
Average of first five odd multiples of 3 is |
| A. | 12 |
| B. | 16 |
| C. | 15 |
| D. | 21 |
| Answer» D. 21 | |
| 155. |
The average of nine consecutive numbers is n. If the next two numbers are also included the new average will |
| A. | increase by 2 |
| B. | remain the same |
| C. | increase by 1.5 |
| D. | increase by 1 |
| Answer» E. | |
| 156. |
The average of four consecutive even numbers is 15. The 2nd highest number is |
| A. | 12 |
| B. | 18 |
| C. | 14 |
| D. | 16 |
| Answer» E. | |
| 157. |
The average monthly income of X and Y is 5050. The average monthly income of Y and Z is 6250 and the average monthly income of X and Z is 5200. The monthly income of X is : |
| A. | 4050 |
| B. | 3500 |
| C. | 4000 |
| D. | 5000 |
| Answer» D. 5000 | |
| 158. |
The sum of three consecutive even numbers is 28 more than the average of these three numbers. Then the smallest of these three numbers is |
| A. | 6 |
| B. | 12 |
| C. | 14 |
| D. | 16 |
| Answer» C. 14 | |
| 159. |
The average of all the odd integers between 2 and 22 is: |
| A. | 14 |
| B. | 12 |
| C. | 13 |
| D. | 11 |
| Answer» C. 13 | |
| 160. |
A man spends 1800 monthly on an average for the first four months and 2000 monthly for the next eight months and saves 5600 a year. His average monthly income is |
| A. | 2000 |
| B. | 2200 |
| C. | 2400 |
| D. | 2600 |
| Answer» D. 2600 | |
| 161. |
The average monthly expenditure of a family for the first four months is 2570, for the next three months 2490 and for the last five months 3030. If the family saves 5320 during the whole year, the average monthly income of the family during the year is |
| A. | 3000 |
| B. | 3185 |
| C. | 3200 |
| D. | 3580 |
| Answer» C. 3200 | |
| 162. |
The average salary, per head, of all the workers of an institution is 60. The average salary of 12 officers is 400; the average salary, per head, of the rest is 56. The total number of workers in the institution is |
| A. | 1030 |
| B. | 1035 |
| C. | 1020 |
| D. | 1032 |
| Answer» E. | |
| 163. |
The average per day income of A, B and C is 450. If the aver-age per day income of A and B be 400 and that of B and C be 430, the per day income of B is |
| A. | 300 |
| B. | 310 |
| C. | 415 |
| D. | 425 |
| Answer» C. 415 | |
| 164. |
The average expenditure of a man for the first five months is 1200 and for the next seven months is 1300. If he saves 2900 in that year, his monthly average income is : |
| A. | 1500 |
| B. | 1600 |
| C. | 1700 |
| D. | 1400 |
| Answer» B. 1600 | |
| 165. |
The average salary of all the associates in a team is Rs. 16000. The average salary of 7 senior associates is Rs. 24000 and the average salary of the rest is Rs. 12000. How many associates work in that team? |
| A. | 21 |
| B. | 22 |
| C. | 23 |
| D. | 24 |
| Answer» B. 22 | |
| 166. |
The average daily income of 7 men, 11 women and 2 boys is Rs. 257.50. If the average daily income of the men is Rs.10 more than that of women and the average daily income of the women is Rs.10 more than that of boys, the average daily income of a man is |
| A. | Rs. 277.5 |
| B. | Rs. 250 |
| C. | Rs. 265 |
| D. | Rs. 257 |
| Answer» D. Rs. 257 | |
| 167. |
Average income of A and B is 200 and average income of C and D is 250. The average income of A, B, C and D is |
| A. | 106.25 |
| B. | 125 |
| C. | 200 |
| D. | 225 |
| Answer» E. | |
| 168. |
The average salary of all the workers in a workshop is 8,000. The average salary of 7 technicians is 12,000 and the average salary of the rest is 6,000. The total number of workers in the workshop is |
| A. | 20 |
| B. | 21 |
| C. | 22 |
| D. | 23 |
| Answer» C. 22 | |
| 169. |
The average monthly income of P and Q is 5, 050. The average monthly income of Q and R is 6, 250 and the average monthly income of P and R is 5,200. The monthly income of P is |
| A. | 3, 500 |
| B. | 4, 000 |
| C. | 4, 050 |
| D. | 5, 000 |
| Answer» C. 4, 050 | |
| 170. |
Of the three numbers, the first is twice the second and the second is thrice the third. If the average of the three numbers is 10, the largest number is : |
| A. | 12 |
| B. | 15 |
| C. | 18 |
| D. | 30 |
| Answer» D. 30 | |
| 171. |
Of the three numbers, the first is twice the second and the second is 3 times the third. If their average is 100, the largest of the three numbers is : |
| A. | 120 |
| B. | 150 |
| C. | 180 |
| D. | 300 |
| Answer» D. 300 | |
| 172. |
Of the three numbers, the first is 3 times the second and the third is 5 times the first. If the average of the three numbers is 57, the difference between the largest and the smallest numberis |
| A. | 9 |
| B. | 18 |
| C. | 126 |
| D. | 135 |
| Answer» D. 135 | |
| 173. |
Of the three numbers whose average is 60, the first is one fourth of the sum of the others. The first number is : |
| A. | 30 |
| B. | 36 |
| C. | 42 |
| D. | 45 |
| Answer» C. 42 | |
| 174. |
The average salary of all workers in a workshop is Rs.12000. The average salary of 7 technicians is Rs.15000 and the average salary of the rest is Rs. 9000. The total number of workers in the workshop is : |
| A. | 12 |
| B. | 13 |
| C. | 14 |
| D. | 15 |
| Answer» D. 15 | |
| 175. |
The average weight of 15 students in a class increases by 1.5kg when one of the students weighing 40 kg is replaced by a new student. What is the weight (in kg) of the new student ? |
| A. | 64.5 kg. |
| B. | 56 kg. |
| C. | 60 kg. |
| D. | 62.5 kg. |
| Answer» E. | |
| 176. |
The average weight of three men A, B and C is 84 kg. D joins them and the average weight of the four becomes 80 kg. If E whose weight is 3 kg more than that of D, replaces A, the average weight of B, C, D and E becomes 79 kg. The weight of A is |
| A. | 65 kg. |
| B. | 70 kg. |
| C. | 75 kg. |
| D. | 80 kg. |
| Answer» D. 80 kg. | |
| 177. |
The average of 10 numbers is calculated as 15. It is discovered later on that while calculating the average one number, namely 36, was wrongly read as 26. The correct average is |
| A. | 20 |
| B. | 18 |
| C. | 16 |
| D. | 14 |
| Answer» D. 14 | |
| 178. |
While finding the average of 10 given numbers, a student, by mistake, wrote 64 in place of a number 46 and got his correct average 50. The correct average of the given numbers is : |
| A. | 48.2 |
| B. | 48.3 |
| C. | 49.1 |
| D. | 49.3 |
| Answer» B. 48.3 | |
| 179. |
The arithmetic mean of the scores of a group of students in a test was 52. The brightest 20% of them secured a mean score of 80 and the dullest 25% a mean score of 31.The mean score of remaining 55% is : |
| A. | 45% |
| B. | 50% |
| C. | 51.4% approx. |
| D. | 54.6% approx. |
| Answer» D. 54.6% approx. | |
| 180. |
The mean of 50 observations was 36. It was found later that an observation 48 was wrongly taken as 23. The corrected (new) mean is |
| A. | 35.2 |
| B. | 36.1 |
| C. | 36.5 |
| D. | 39.1 |
| Answer» D. 39.1 | |
| 181. |
The average of five numbers is 140. If one number is excluded, the average of the remaining four numbers is 130. The excluded number is : |
| A. | 135 |
| B. | 134 |
| C. | 180 |
| D. | 150 |
| Answer» D. 150 | |
| 182. |
The average weight of a group of 20 boys was calculated to be 89.4 kg and it was later discovered that one weight was misread as 78 kg. instead of 87kg. The correct average weight is |
| A. | 88.95 kg |
| B. | 89.25 kg |
| C. | 89.55 kg |
| D. | 89.85 kg |
| Answer» E. | |
| 183. |
There are 50 students in a class. One of them weighing 50 kg goes away and a new student joins. By this the average weight of the class increases by 1/2 kg. The weight of the new student is : |
| A. | 70 kg |
| B. | 72 kg |
| C. | 75 kg |
| D. | 76 kg |
| Answer» D. 76 kg | |
| 184. |
The average of seven numbers is 18. If one of the number is 17 and if it is replaced by 31, then the average becomes : |
| A. | 21.5 |
| B. | 19.5 |
| C. | 20 |
| D. | 21 |
| Answer» D. 21 | |
| 185. |
The average of runs scored by a player in 10 innings is 50. How many runs should he score in the 11th innings so that his average is increased by 2 runs? |
| A. | 80 runs |
| B. | 72 runs |
| C. | 60 runs |
| D. | 54 runs |
| Answer» C. 60 runs | |
| 186. |
A batsman makes a score of 87 runs in the 17th innings and thus increased his average by 3. Find his average after 17th innings. |
| A. | 39 |
| B. | 87 |
| C. | 90 |
| D. | 84 |
| Answer» B. 87 | |
| 187. |
Sachin Tendulkar has a certain average for 11 innings. In the 12th innings he scores 120 runs and thereby increases his average by 5 runs. His new average is |
| A. | 60 |
| B. | 62 |
| C. | 65 |
| D. | 66 |
| Answer» D. 66 | |
| 188. |
The batting average for 30 inings of a cricket player is 40 runs. His highest score exceeds his lowest score by 100 runs. If these two innings are not included, the average of the remaining 28 innings is 38 runs. The lowest score of the player is : |
| A. | 15 |
| B. | 18 |
| C. | 20 |
| D. | 12 |
| Answer» C. 20 | |
| 189. |
The averages of runs scored by a cricket player in 11 innings is 63 and the average of his first six innings is 60 and the average of last six innings is 65. Find the runs scored by him in the sixth innings. |
| A. | 60 |
| B. | 54 |
| C. | 67 |
| D. | 57 |
| Answer» E. | |
| 190. |
A batsman in his 12th innings makes a score of 120, and thereby increases his average by 5. The average score after 12th innings is |
| A. | 60 |
| B. | 55 |
| C. | 65 |
| D. | 70 |
| Answer» D. 70 | |
| 191. |
There were 35 students in a hostel. If the number of students is increased by 7 the expenditure on food increases by 42 per day while the average expenditure of students is reduced by 1. What was the initial expenditure on food per day ? |
| A. | 400 |
| B. | 432 |
| C. | 442 |
| D. | 420 |
| Answer» E. | |
| 192. |
There are 50 students in a class. Their average weight is 45 kg. When one student leaves the class the average weight reduces by 100g. What is the weight of the student who left the class ? |
| A. | 45 kg |
| B. | 47.9 kg |
| C. | 49.9 kg |
| D. | 50.1 kg |
| Answer» D. 50.1 kg | |
| 193. |
The average of 50 numbers is 38. If two numbers namely 45 and 55 are discarded, the average of the remaining numbers is: |
| A. | 35 |
| B. | 32.5 |
| C. | 37.5 |
| D. | 36 |
| Answer» D. 36 | |
| 194. |
The average weight of 12 parcels is 1.8 kg. Addition of another new parcel reduces the average weight by 50 g. What is the weight of the new parcel ? |
| A. | 1.50 kg |
| B. | 1.10 kg |
| C. | 1.15 kg |
| D. | 1.01 kg |
| Answer» D. 1.01 kg | |
| 195. |
A cricketer, whose bowling average was 12.4 runs/wicket takes 5 wickets for 22 runs in a match, thereby decreases his average by 0.4. The number of wickets, taken by him before this match was : |
| A. | 78 |
| B. | 87 |
| C. | 95 |
| D. | 105 |
| Answer» D. 105 | |
| 196. |
If the mean of 4 observations is 20, when a constant C is added to each observation, the mean becomes 22. The value of C is : |
| A. | 6 |
| B. | 2 |
| C. | 2 |
| D. | 4 |
| Answer» D. 4 | |
| 197. |
The average of six numbers is 32. If each of the first three numbers is increased by 2 and each of the remaining three numbers is decreased by 4, then the new average is |
| A. | 35 |
| B. | 34 |
| C. | 31 |
| D. | 30 |
| Answer» D. 30 | |
| 198. |
The average of five numbers is 7. When three new numbers are included, the average of the eight numbers becomes 8.5. The average of the three new numbers is |
| A. | 9 |
| B. | 10.5 |
| C. | 11 |
| D. | 11.5 |
| Answer» D. 11.5 | |
| 199. |
The average of 6 observations is 45.5. If one new observation is added to the previous observations, then the new average becomes 47. The new observation is |
| A. | 58 |
| B. | 56 |
| C. | 50 |
| D. | 46 |
| Answer» C. 50 | |
| 200. |
A cricketer had a certain average of runs for his 64 innings. In his 65th innings, he is bowled out for no score on his part. This brings down his average by 2 runs. His new average of runs is |
| A. | 130 |
| B. | 128 |
| C. | 70 |
| D. | 68 |
| Answer» C. 70 | |