The average temperature on Tuesday, Wednesday, and Thursday was 41 degrees, and on Wednesday, Thursday and Friday was 40…

4 boys and 3 girls spent Rs. 120 on an average, of which boys spent Rs. 150 on the average. The the average amount spent…

Average weight of 25 students of a class is 50 kg. If the weight of the class teacher is included , the average is incre…

The average marks obtained by 22 candidate in an examination are 45. The average marks of the first 10 candidates is 55…

The average weight of 47 balls is 4 g. if the weight of the bag (in which the balls are kept) be included; the calculate…

The arithmetic mean of the scores of a group of students in a test was 52. The brightest 20% of them secured a mean scor…

The average temperature on Wednesday, Thursday and Friday was 25°. The average temperature on Thursday, Friday and S…

There were 35 students in a hostel. Due to the admission of 7 new students the expenses of the mess were increased …