Are you preparing for campus placements, Banking,SSC, IAS, Insurance,Defence and other competitive exams? Then, make sure to take some time in practicing the Average questions and answer in Quantitative Aptitude. Moreover, only those questions are included that are relevant and likely to be asked in any competitive exam. So, take these questions and answer, brush up your skills and practice to stay fully prepared for any your exam.
Q29.Out of 11 persons, 10 persons spent Rs. 35 each for their meals. The 11th one spent Rs. 40 more than the average expenditure of all the nine. The total money spent by all of them was:
Q30.The total of the ages of a group of 150 boys is 2100, the average age of 50 of them is 12 yr and that of another 50 is 16 yr. find the average age of the remaining boys.
Q31.There are 6 consecutive odd numbers in increasing order. The difference between the average of the squares of the first four numbers and the last four numbers is 64. If the sum of the squares of the first and the last number (i.e. odd numbers) is 178, then the averages of all the six numbers is:
Q32.The average of seven positive numbers is 150. The averages of the first three and the last three numbers are 161 and 162 respectively. What is the third number?
Q33.In XYZ ltd., the average salary of the entire staff is 6400 per month. The average salary of managers is 13,600 and that of executives is Rs.4000 per month. If the total number of managers is 10, then find the number of executive in the organisation.
Q34.The average price of 20 is Rs. 18 while the average price of 18 of these pen is Rs. 15.50. Of the remaining two pens, if the price of one pen is double the price of the other, what is the price of each of these two pens ?
Q35.Find out the age of elder son, if he is 4 years elder to younger son given that 10 years ago there were 6 members in the family and the average age of all members were 29 years. At present, there are total 8 members as two sons were born later and hence, the average age of the family got increased by 1 year.
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