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A Society Collected Rs 92.16. Each Member Collected as Many Paise as There Were Members. How Many Members Were There and How Much Did Each Contribute? - Mathematics

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Question

A society collected Rs 92.16. Each member collected as many paise as there were members. How many members were there and how much did each contribute? 

Solution

Let be the number of members.
Let be the amount in paise donated by each member.
The total contribution can be expressed as follows:
M x r = Rs 92.16 = 9216 paise
Since the amount received as donation is the same as the number of members:

\[\therefore\] r = M 

Substituting this in the first equation, we get:
M x M = 9216
M2 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3
M2 = (2 x 2) x (2 x 2) x (2 x 2) x (2 x 2) x (2 x 2) x (3 x 3)
M = 2 x 2 x 2 x 2 x 2 x 3 = 96
To find r, we can use the relation r = M.
Let M be the number of members.
Let r be the amount in paise donated by each member.
The total contribution can be expressed as follows:
M x r = Rs 92.16 = 9216 paise
Since the amount received as donation is the same as the number of members:

\[\therefore\]r = 96
So, there are 96 members and each paid 96 paise.

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Chapter 3: Squares and Square Roots - Exercise 3.4 [Page 38]

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RD Sharma Mathematics [English] Class 8
Chapter 3 Squares and Square Roots
Exercise 3.4 | Q 9 | Page 38

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