28th SSC CGL tier II level Question Set, 2nd on Average problems
This is the 28th question set of 10 practice problem exercise for SSC CGL Tier II exam and the 2nd on Average problems. For maximum gains, the test should be taken first, that is obvious. But more importantly, to absorb the concepts, techniques and deductive reasoning elaborated through the paired solution set, one must solve many problems in a systematic manner using this conceptual analytical approach. One can learn well only by practicing learning by doing.
28th question set - 10 problems for SSC CGL Tier II exam: 2nd on Average problems - time 12 mins
In a class of 50 students girls are 22 in number and they scored an average of 35 marks in a class test of full marks 50. What is average marks of the boys if the class average is 42 marks?
The average weight of A, B and C is 45 kg. If the average weight of A and B be 40 kg and that of B and C be 43 kg, then the weight (in Kg) of B is,
If the average of six consecutive even numbers is 25, the difference between the largest and the smallest numbers is,
The average age of 30 students in a class is 14 years 4 months. After admission of 5 new students in the class, the average becomes 13 years 9 months. The youngest one of the five new students is 9 years 11 months old. The average age of the remaining 4 new students is,
- 13 years 6 months
- 10 years 4 months
- 11 years 2 months
- 12 years 4 months
The average monthly expenditure of a family for the first 4 months is Rs.2570, for the next 3 months Rs.2490 and for the last 5 months Rs.3030. If the family saves Rs.5320 during the whole year, the average monthly income of the family during the year (in Rs.) is,
Fifteen movie theatres average 600 number of ticket sales per theatre per day. If six of the theatres close down but the total theatre attendance stays the same, then the average daily attendance per theatre among the remaining theatres is,
In an examination, average marks obtained by the girls in a class is 85 and the average marks obtained by the boys in the same class is 87. If the girls and the boys are in the ratio 4 : 5, the average marks of the whole class approximately is,
The average daily income of 7 men, 11 women and 2 boys is 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 the boys, the average daily income of a man is,
A team of 8 persons joins in a shooting competition. The best marksman scored 85 points. If he had scored 92 points, the average score of the team would have been 84. The number of points the team scored was,
The average age of three boys is 15 years. If their ages are in the ratio 3 : 5 : 7, what is the age of the youngest boy?
- 8 years
- 9 years
- 8 years 3 months
- None of these
The answers to the questions are given below, and for detailed quick solutions refer to SSC CGL Tier II level Solution Set 28 Average 2.
Answers to the questions
Problem 1. Answer: Option a: 47.5.
Problem 2. Answer: Option d: 31 kg.
Problem 3. Answer: Option a: 10.
Problem 4. Answer: Option b: 10 years 4 moths.
Problem 5. Answer: Option c: 3185.
Problem 6. Answer: Option a: 1000.
Problem 7. Answer: Option d: 86.1.
Problem 8. Answer: Option c: 265.
Problem 9. Answer: Option b: 665.
Problem 10. Answer: Option b: 9 years.
Other resources that you may find valuable
General guidelines for successful performance in SSC CGL test
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SSC CGL Tier II level Question set 28 exclusively on Average 2