a man purchased some eggs at 3 for rupees 5 and sold them at 5 for 12 rupees thus he gained rupees 143 in all how many eggs did he purchase
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Let the number of eggs purchased be x.
Given: C.P of 3 eggs= Rs 5
⇒C.P of x eggs= Rs
5/3x
and S.P of 5 eggs= Rs 12.
so, S.P of x eggs = Rs
12/5x
Now profit = S.P - C.P
⇒143 = 12x/5-5/3x
⇒143 = 36x-25x/15 = 11/15x
⇒143×15/11 = 195
Hence the man purchased 195 eggs.
Given: C.P of 3 eggs= Rs 5
⇒C.P of x eggs= Rs
5/3x
and S.P of 5 eggs= Rs 12.
so, S.P of x eggs = Rs
12/5x
Now profit = S.P - C.P
⇒143 = 12x/5-5/3x
⇒143 = 36x-25x/15 = 11/15x
⇒143×15/11 = 195
Hence the man purchased 195 eggs.
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