Question

a man buys a radio set for ₹400 and sells it to a another person at a profit of 15% . the second person sells it to the third person at a profit of 20% what does the third person pay for the radio set
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Answer 1

here SP of 1st person = CP of 2nd person ....

SP of 1st person = CP of 2nd person ....bcoz 1st person sells to 2nd person ..•°• the price at which 1st person sells is the price at which e2nd person buys......here u will hv to apply this logic ...