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Raghunatha Reddy Maraka

· started a discussion

· 1 Months ago

questioning is not correct (Question: 188602.0 )

it looks like for 4 days 250 students, not like each day presence of students

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

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