Q: The average marks of 40 students was found to be 68. If the marks of two students were incorrectly entered as 48 and 64 instead of 84 and 46 respectively, then what is the correct average?/40 विद्यार्थियों के औसत अंक 68 रहे। यदि दो विद्यार्थियों के अंक 84 और 46 के स्थान पर गलती से क्रमश: 48 और 64 दर्ज हो गए हों, तो सही औसत क्या होगा?
A.
68.15
B.
68.25
C.
68.35
D.
68.45
Correct Answer:
Option D -
Explanations:
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