Question

The average weight of 20 boys is 43 kgs and the average weight of 5 other boys is 42 kgs. What is the average weight of all 25 boys? *

1 point

62.8kgs

24.9kgs

42.8 kgs

32.8kgs​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

42.8kgs

Step-by-step explanation:

1. Average weight of 20 boys=43kgs
2. Average weight of 5 other boys=42kgs
3. total no. of boys = 20+5=25
4. total weight = 20*43+5*42=860+210=1070
5. Average weight of total boys = total weight/total no. of boys = 1070/25=42.8kgs