Average Quizzes Post published:March 26, 2020 Post category:Aptitude Quizzes Post comments:0 Comments 0% 0 votes, 0 avg 5 See time here Aptitude Quizzes Average Quiz 2Total Questions: 15Time: 30 minutes 1 / 15 Category: Average QuestionsThe average age of 30 boys in a class is 15 years. If we include the age of two teachers the average age increases by 1. Find the sum of ages of the two teachers. 64 years 62 years 55 years 58 years Explanation:Total age of 30 boys would be = 30∗15 = 450 yearsTotal age of 30 boys and 2 teachers would be = 32∗16= 512 years∴ Sum of ages of two teachers would be = 512 – 450 = 62 years2 / 15 Category: Average QuestionsThe average weight of 10 men is decreased by 2 kg when one of them whose weight is 60 kg is replaced by a new man. What is the weight of the new man? 35 45 40 50 Explanation:Average decrease in weight per person = 2kgThere are 10 men so total decrease in weight on replacing a man with a new man = 10 ∗ 2= 20 kgWeight of the man who is replaced = 60 kg∴The weight of the new man would be = Weight of man replaced – total decrease in weight of the group of 10 men.= 60 – 20 = 40 kg3 / 15 Category: Average QuestionsA family consists of two grandparents, two parents and three grandchildren. The average age of the grandparents is 67 years, that of the parents is 35 years and that of the grandchildren is 6 years. What is the average age of the family? 32(4/7) Years 28(4/7) Years 31(5/7) Years 33(3/7) Years Required average=67 x 2 + 35 x 2 + 6 x 32 + 2 + 3=134 + 70 + 187=2227= 315years.74 / 15 Category: Average QuestionsThe average of 20 numbers is zero. Of them, at the most, how many may be greater than zero? 10 0 19 1 Explanation:Average of 20 numbers = 0. Sum of 20 numbers (0 x 20) = 0.It is quite possible that 19 of these numbers may be positive and if their sum is a then 20th number is (-a)5 / 15 Category: Average Questions10 typists can type 600 pages in 8 hours.Find the average number of pages typed by each typist in an hour. 7.5 pages 7 pages 8 pages 8.5 pages The correct answer is BExplanation:Total pages typed by 10 typists in 8 hours = 600Pages typed by one typist in 8 hours = = 60 pagesPages typed by one typist in one hour = = 7.5 pages6 / 15 Category: Average QuestionsWhat is the average of first five multiples of 12? 24 12 60 36 Explanation:Average = 12∗(1+2+3+4+5) ∗ = 12 ∗ 15∗ = 12 ∗ 3= 36Try to solve more problems on average.7 / 15 Category: Average QuestionsIf the average of three consecutive even numbers is 34, find the largest of these numbers. 30 32 34 36 Explanation:Let the first number is X, then the next two even numbers would be X+2, X+4As per question; = 34 = 343X + 6 = 1023X = 96X = 32Largest number would be = 32 + 4 = 368 / 15 Category: Average QuestionsIn Arun's opinion, his weight is greater than 65 kg but less than 72 kg. His brother doest not agree with Arun and he thinks that Arun's weight is greater than 60 kg but less than 70 kg. His mother's view is that his weight cannot be greater than 68 kg. If all are them are correct in their estimation, what is the average of different probable weights of Arun? 69 kg. 67 kg. 63 kg. 72 kg. Explanation:Let Arun's weight by X kg.According to Arun, 65 < X < 72According to Arun's brother, 60 < X < 70.According to Arun's mother, X <= 68The values satisfying all the above conditions are 66, 67 and 68. Required average =66 + 67 + 68=201= 67 kg.339 / 15 Category: Average QuestionsA grocer has a sale of Rs. 6435, Rs. 6927, Rs. 6855, Rs. 7230 and Rs. 6562 for 5 consecutive months. How much sale must he have in the sixth month so that he gets an average sale of Rs. 6500? Rs. 4991 Rs. 5991 Rs. 6991 Rs. 3991 Explanation:Total sale for 5 months = Rs. (6435 + 6927 + 6855 + 7230 + 6562) = Rs. 34009. Required sale = Rs. [ (6500 x 6) - 34009 ]= Rs. (39000 - 34009)= Rs. 4991.10 / 15 Category: Average QuestionsIn the first 10 overs of a cricket game, the run rate was only 3.2. What should be the run rate in the remaining 40 overs to reach the target of 282 runs? 6.50 6.75 6.25 7.00 Explanation:Required run rate =282 - (3.2 x 10)=250 = 6.25404011 / 15 Category: Average QuestionsThe average age of the committee of 10 members is 40 years. A member of age 52 retires and a new member of age 38 takes his place. What is the average age of the present committee? 34.6 years 32.6 years 38.6 years 36.6 years Explanation:Total age of the committee = 10 ∗ 40 = 400 yearsAge of retired member = 52 yearsAge of new member = 38 yearsAs per question, we will minus 52 years and add 38 years in the total age then divide by 10 to find the new average age of the committee.∴ = = = = 38.6 yearsTry to solve more problems on average.12 / 15 Category: Average QuestionsAverage of five numbers is 20. If each number is multiplied by 2, what will be the new average? 60 40 50 30 The correct answer is BExplanation:The new average = Initial average ∗ 2= 20 ∗ 2 = 4013 / 15 Category: Average QuestionsThe average weight of 8 person's increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person? 80 kg 85 kg 76 kg 82 kg Explanation:Total weight increased = (8 x 2.5) kg = 20 kg.Weight of new person = (65 + 20) kg = 85 kg.14 / 15 Category: Average QuestionsThe average age of husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is: 50 years 35 years 45 years 40 years Explanation:Sum of the present ages of husband, wife and child = (27 x 3 + 3 x 3) years = 90 years.Sum of the present ages of wife and child = (20 x 2 + 5 x 2) years = 50 years. Husband's present age = (90 - 50) years = 40 years.15 / 15 Category: Average QuestionsThe captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team? 24 years 23 years 22 years 25 years Explanation:Let the average age of the whole team by x years. 11x - (26 + 29) = 9(x -1) 11x - 9x = 46 2x = 46 x = 23.So, average age of the team is 23 years. NameEmail Your score isThe average score is 82% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Exit Satisfied with our quiz?Leave us a review Send feedback Pages: 1 2 3 4 Share on: Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window You Might Also Like Bar Chart Quizzes March 30, 2020 Clock Quizzes March 26, 2020 Table Chart Quizzes March 30, 2020Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.
