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Ravikant Ravi

· started a discussion

· 1 Months ago

missing (Question: 188602.0 )

i thik average word is missing in the question

Question:
In 6 days of a week, 250 boys attended for the first four days and 260 boys for the last three days. The average attendance in this week is 255. The number of students present on Thursday was  –
Options:
A) 260
B) 250
C) 240
D) 280 
Solution:
Ans: (b) ATQ,

Students on Thursday

= 250 × 4 + 260 × 3 – 255 × 6  

= 1000 + 780 – 1530 = 250

harsh

· commented

· 1 Months ago

yup its missing

aditya jangir

· commented

· 1 Months ago

i also thinks the same
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