CHSL 21 01-06-2022 Shift 3


Question 1

A student's marks were incorrectly entered as 94 instead of 69. Due to this error, the average marks of the class got increased by 1.25. What is the number of students in the class?
एक छात्र के अंक गलती से 69 के बजाय 94 दर्ज किए गए। इस त्रुटि के कारण, कक्षा के औसत अंकों में 1.25 की बढ़ोतरी हो गई। उस कक्षा में छात्रों की संख्या कितनी है?

Options

A

15

15

B

25

25

C

22

22

D

20

20


Solution:

Correct Answer:

D

20

20


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