Suresh has 90, copies . he distributed 1/3 of copies to 10th and 1/4 of remaining copies he distributed to 9th class students . rest of the copies he the gave to 8th class students .
which one of class students received highest number of copies ?
class 8
class 9
class 10
none of these
Answers
Answer:
Class 8 received the highest number of books i.e 48
Class 8 students received highest number of copies
Given :
Suresh has 90, copies . He distributed 1/3 of copies to 10th and 1/4 of remaining copies he distributed to 9th class students . Rest of the copies he the gave to 8th class students
To find :
The class of students received highest number of copies
- Class 8
- Class 9
- Class 10
- None of these
Solution :
Step 1 of 4 :
Calculate number of copies distributed to class 10
Total number of copies of Suresh = 90
Now Suresh distributed 1/3 of copies to 10th
So number of copies Suresh distributed to class 10
= 1/3 × 90
= 30
Step 2 of 4 :
Calculate number of copies distributed to class 9
Number of copies left = 90 - 30 = 60
Now Suresh distributed 1/4 of remaining copies to 9th
So number of copies Suresh distributed to class 9
= 1/4 × 60
= 15
Step 3 of 4 :
Calculate number of copies distributed to class 8
Number of copies left = 60 - 15 = 45
Now it is given that the rest of the copies Suresh gave to 8th class students
So number of copies Suresh distributed to class 8
= 60 - 15
= 45
Step 4 of 4 :
Find the class students received highest number of copies
The number copies Class 10 received = 30
The number copies Class 9 received = 15
The number copies Class 8 received = 45
Since 45 > 30 > 15
So Class 8 students received highest number of copies
Hence the correct option is Class 8
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