In a group of students, the
number of girls is 50 more than the
number of boys. The average weight
of all the girls is 20 kg and the
average weight of all 25 boys is 32 kg.
What is the average weight of the
group?
Answers
Answered by
2
Answer:
The total weight of the boys =
kg <br> The total weight of the girsl =
= 700 kg (2) <br> The total weight of the class = (180 + 700) kg = 2500 kg <br> The average weight of the class =
= 50 kg <br> Hence, the correct option is (b).
Answered by
0
Answer:
26
Step-by-step explanation:
Similar questions