A speaker and a woofer were bought for 8,000 each. The shopkeeper made
a loss of 4% on speaker and a profit of 8% on the woofer. Find the gain or loss
percent on the whole transaction.
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Answer:
S.P of the speaker= 4/100*8000
= 160
= 8000 - 160
=7840.
S.P of the woofer = 8/100*8000
=640
= 8000+640
= 8640
Total C.P=2*8000
= 16000
Total S.P= 7840+8640
= 16480
Gain= S.P-C.P
= 16480-16000
= 480
Gain percent = 480/16000*100
=3%.
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