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- Question
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
Options- A. 12
- B. 13
- C. 14
- D. 15
- Correct Answer
- 14
- 1. In a marriage party 32% are women, 54% are men and there are 196 children. How many men are there in the marriage party?
Options- A. 756
- B. 448
- C. 332
- D. 324 Discuss
- 2. Seven years ago, the average age of A, B and C was 51 years. If A is 3 years older than B and B is 3 years older then C then the present ages of A, B and C are ( in year)
Options- A. 61, 58 and 55
- B. 54, 51, and 48
- C. 55, 58, and 61
- D. 48, 51 and 54 Discuss
- 3. Nine students of a class contribute a certain sum of money. Seven of them gave Rs. 50 each and the other two gave respectively Rs. 50 and Rs. 90 more than the others. The average contribution of the class of 9 students is
Options- A. Rs. 70
- B. Rs. 50
- C. Rs. 100
- D. Rs. 120 Discuss
- 4. 19 persons went to a hotel for a combined dinner party. 13 of them spent Rs 79 each on their dinner and the rest spent Rs 4 more than the average expenditure of all the 19. What was the total money spent by them?
Options- A. 1628.4
- B. 1534
- C. 1492
- D. None of these Discuss
- 5. The average of fruits offered in a temple in a week was 75. The average of fruits offered in six days excluding Tuesday was 72. How many fruits were offered on Tuesday?
Options- A. 90
- B. 93
- C. 72
- D. 92 Discuss
- 6. The average of 21 numbers is 12. The average of the first 11 numbers is 9 and the average of the last 11 numbers is 15. What is the value of the middle number?
Options- A. 10
- B. 11
- C. 12
- D. 13 Discuss
- 7. There are a total of 200 students in a school, of which 7/10th are boys. Find the number of girls in the school.
Options- A. 80
- B. 60
- C. 40
- D. 120 Discuss
- 8. A batsman makes a score of 95 runs in the 13th match and thus increases his average runs per match by 4. What is his average after the 13th match?
Options- A. 47
- B. 43
- C. 45
- D. 49 Discuss
- 9. In a class of 39 students there are 26 girls. The average weight of these girls is 42 Kgs and average weight of the full class is 48 kgs. What is the average weight (in kgs) of the boys of the class?
Options- A. 54
- B. 66
- C. 60
- D. 62 Discuss
- 10. A factory buys 7 machines. 2 Machine A, 2 Machine B and rest Machine C. Prices of the machines are Rs 95000, Rs 75000 and Rs 43000 respectively. Calculate the average cost of these machines?
Options- A. 71000
- B. 67000
- C. 75000
- D. 65500 Discuss
Average problems
Search Results
Correct Answer: 756
Correct Answer: 61, 58 and 55
Correct Answer: Rs. 70
Correct Answer: None of these
Explanation:
Let the average expenditure of 19 people be x
?19x = 13 X 79 + 6 X (x+4)?19x = 13 X 79 + 6x +24
?x = 80.84
So, total money spent by them = 1536.07
Correct Answer: 93
Correct Answer: 12
Correct Answer: 60
Correct Answer: 47
Correct Answer: 60
Correct Answer: 67000
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