Question:
The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.5 kg. Find the average weight of all the boys in the class.
The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.5 kg. Find the average weight of all the boys in the class.
Show Hint
Use weighted average formula.
Updated On: Apr 7, 2026
- 47.55 kg
- 48 kg
- 48.55 kg
- 49.25 kg
- 50.25 kg
Show Solution
Verified By Collegedunia
The Correct Option is C
Solution and Explanation
Total weight of 16 boys:
\[
16 \times 50.25 = 804
\]
Total weight of 8 boys:
\[
8 \times 45.5 = 364
\]
Total weight:
\[
1168
\]
Total boys:
\[
24
\]
Average:
\[
1168/24 = 48.55
\]
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