App Logo

No.1 PSC Learning App

1M+ Downloads
image.png

A30.4

B16.4

C26.4

D30.6

Answer:

A. 30.4

Read Explanation:

image.png

Related Questions:

If the average weight of 6 students is 50 kg; that of 2 students is 51 kg; and that of other 2 students is 55 kg; then the average weight of all students is
If the average of 15 numbers is 25, what will be the new average if 3 is added to each number?
The mean marks obtained by 300 students in a subject are 60. The mean of top 100 students was found to be 80 and the mean of last 100 students was found to be 50. The mean marks of the remaining 100 students are:
The sum of Seven consecutive even numbers is 644. What is average of first four consecutive even number of the same set.
In a class of 50 students one who weighs 40 kg leaves the school and in his place a new student is admitted. Now the average weight of the class is reduced by 100 grams. Find the weight of the new student.