5 years ago in SSC CGL: 31st August 2016

# Question 64.The average of marks of 17 students in an examination was calculated as 71. But it was later found that the mark of one student had been wrongly entered as 65 instead of 56 and another as 24 instead of 50. The correct average isकिसी परीक्षा में 17 विद्यार्थियों के औसत अंक 71 थे। किन्तु बाद में पता चला कि एक विद्यार्थी के अंक गलती से 56 के बजाय 65 लिखे गए और एक दूसरे विद्यार्थी के 50 के बजाय 24 लिखे गए। सही औसत ज्ञात कीजिए।

[A] 70<br>
[B] 71<br>
[C] 72<br>
[D] 73<br>

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## Overall Stats

Attempted 6
Correct 2
Incorrect 2
Viewed 2

JAY PRAKASH BHARDWAJ - 1 year ago

JAY PRAKASH BHARDWAJ is saying 70

Nazia Sayed - 3 years ago

Nazia Sayed from Mumbai, India is saying 71

ashi yadav - 3 years ago

ashi yadav from Auraiya, India is saying 72

Praveen k - 4 years ago

Praveen k from Gandhinagar, India is saying 72

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