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The correct answer is A
The average speed of a vehicle for a certain number of hours is 48 km/hr. If the vehicle travels 120 km in the next hour, the average increases by 2 km/...
A group of 15 students appeared for three tests. The overall average score across all tests is 70. The average score in the first test was 75, and in th...
The average salary of a group of 12 employees is Rs. 60,000. When one employee departs, the average salary of the remaining 11 employees drops by Rs. 2,...
If average of first 10 numbers is (n – 46) and the sum of remaining number is 1850. Find the value of ‘n’, if the average of 20 numbers is ‘n’...
If the average of s number is r⁴ and the average r number is s⁴, then find the average of all r+ s numbers
The average weight of a group of 5 men increases by 2 kg when a new person weighing 78 kg joins the group. What was the average weight of the group befo...
In an examination the average marks of Rohit is 60. If he got 15 more marks in science and 21 more marks in maths then his average would have been 66. F...
Fifteen movie theatres average 600 customers per theatre per day. If six of the theatres close down but the total theatre attendance stays the same, the...
A park has an average of 140 visitors on Sundays and 80 on other day. The average number of visitors in a month of 30 days starting with Sunday is
The average of 7 consecutive numbers is 20. The largest of these numbers is
