Example 8 : If the cost of 10 pencils is Rs 90

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Example 8 : If the cost of 10 pencils is Rs 90, then the cost of 19 pencils is Rs 171.
03
Aug
Example 8 : If the cost of 10 pencils is Rs 90, then the cost of 19 pencils is Rs 171. Example 8 : If the cost of 10 pencils is Rs 90 then the cost of 19 pencils is Rs 171. August 3, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths [...]
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