Class Name: Placement Readiness Online Aptitude Crash Course
Class Session: Average
Total Questions: 25 | Duration: 30 Mins
There were 35 men in a mansion. 7 new men were joined in the mansion lately. Due to these new admissions, the expenses of the mansion were increased by Rs.42 per day and the average expenditure per men decreased by Re.1. Now find the total expenditure of the mansion.
A student makes a score of 87 marks in his 17th performance test and thus increases his average score by 3. Now find his average score after his 17th performance.
The average value of 5 consecutive odd numbers is 99. Find the greatest odd number in it.
The average mark of 3 students is 10. Now each student’s mark is multiplied by 10. Find the new average.
The average price of 9 stationary items is 9. When the new stationary item’s price is added, the average of the ten stationary items is also 9. What is the price of tenth stationary item added?
The average weight of 4 rice sack is increased by 3 kg when one of the rice sacks which weigh 120 kg is replaced by another rice sack. What is the weight of the new rice sack?
The average weight of 9 iron rods is decreased by 2 kg, when one of them which weigh 80 kg is replaced by a new iron rod. What is the weight of the new iron rod?
The average age of 36 girls in a hostel is 14 years. When the warden’s age is included to it, the average increases by 1. What is the warden’s age?
The average weight of five teenage girls is 50 kg. If a lady’s weight is added to their group, the average increases by 5 kg. What is the weight of the lady?
The average of marks scored by 11 students is 60. If the marks scored by one of the students among the group are neglected, then the average of the marks scored by the remaining students increased by 5. How many marks were scored by the neglected student?
The average score of 11 players is 50. If the average of first six players’ score is 49 and that of last six players is 52, find the sixth player’s score.
The average salary of all labours in a factory is Rs.8000. The average salary of 7 machine operators is Rs.12000 and the average salary of the rest if the labours in the factory
The average temperature of 3 cities Chennai, Coimbatore and Madurai is recorded as 36.3º C on a day. The average temperature of Coimbatore, Madurai and Tirunelveli is recorded as 36.7ºC. If the temperature of Chennai is recorded as 39ºC, then find the temperature of Tirunelveli.
Nine friends went to a restaurant for having their supper. Eight of them spent Rs.12 each on their supper and the ninth spent Rs. 8 more than the average expenditure of all the nine. Find the total amount spent by them.
The average mark of 500 students is 200, later it was discovered that the marks of 2 students were misread as 180 and 20 instead of 80 and 220. Now find the correct average.
The average mark of a group of 150 students in a class is 60. If the mean of all the 50 boy students’ mark is 70, then find the average marks of 100 girl students in the class.
An athlete has some average points for 10 tournaments. In the 11th tournament, he scored 108 points, thus his average points increased by 6. Now find his new average.
The average weight of 20 different sized disc rods in a container is 17 kg. If 10 disc rods are removed from the container, the average weight is decreased by 1 kg. Now find the average weight of the removed disc rods.
In a dance show, 9 teams were participated. The average score of 9 teams was 30. The average of first five teams was 25 and that of last 3 was 35. Calculate the 6th team’s score.
The average weight of 10 men is increased by 1.8 kg when one of the men, who weigh 53 kg, is replaced by a new man. Now find the weight of the new man.
The average cost of apple, orange, mango, banana, avocado and berry is Rs. 13. What will be new average, if the cost of each fruit is reduced by 3?
Ravi's average mark in five exams is 82. If the average mark of first 2 exams is 86.5 and the average mark of last 2 exams is 84, then find the marks of third exam?
The average weight of 7 hens is 11 kg and the average weight of 11 hens is 7 kg. Now find the average weight of all hens.
Find the mean value of first 50 natural numbers
The mean value of 7 numbers is 20. The mean of five of these numbers is calculated as 20. What is the average value of the remaining two numbers?