Total
In one class, each student collected an average of 20 kg of paper; in the second class, 30 kg; and in the third class, 40 kg. How many kilograms of paper did one student collect on average across all three classes, given that the second class had the same number of students as the first, but the third class had half the number of students compared to the first and second classes?
Final Answer:
Tips for related online calculators
Looking for help with calculating arithmetic mean?
Looking for calculator of harmonic mean?
Looking for a statistical calculator?
Looking for calculator of harmonic mean?
Looking for a statistical calculator?
You need to know the following knowledge to solve this word math problem:
statisticsalgebraUnits of physical quantitiesGrade of the word problem
Related math problems and questions:
- Student paper collection
Three students collected a total of 32 kg of paper. The second student collected three times as much paper as the first, and the third student collected 2 kg more than the first. How many kilograms of paper did each of them collect? - Collecting day
On collecting day at school, pupils of three classes took 1063 kg of paper. Class B collected half more than A-Class and class C 55 kg more than B. How many kilograms of paper were collected in each class? - Paper collection A class with m pupils agreed that each pupil would collect k kilograms of paper. Before the collection began, one pupil moved away and did not hand over any paper. o In dependence on the quantities k, m express: a) how many kilograms of paper each pupil h
- The plan
Students have collected 48 kg of paper, which is 16% of the plan. How many kilograms of paper still have to collect to fulfill the plan? - Paper collection calculation
In the eighth grade, the children gathered up 850 kg of paper. Class 8 A collected 50 kilograms more than 8B. Class 8 C collected 200% of what class 8 A is. How much paper did each class collect? - Paper weight comparison
Veronica collected 3/5 kg of paper, Alex collected 3/4 kg of paper, and George collected 7/10 kilograms of paper. a) who collected the most and who collected the least? b) how many kg of paper did they collect together? (cut the result in the form of a mi - Waste Paper Collection Comparison
Ema collected 770 kg of waste paper during the school year, while her friend Patrik collected 15% less. During the following school year, Ema collected exactly as much as Patrik did last year, but Patrik managed to collect 15% more than Eme. Which one col
