B) In a supermarket the changes in price are as follows. Price of dal increased by 8%, rice reduced by 15%, oil increased by 5% and fruits reduced by 10%. Find the changed prices in the given table below. Item Original price per kg Changed Price in Rs. Oil Rs. 160 Dal Rs. 125 Rice Rs. 40 Fruits Rs. 110
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Answer:
Changed Price = Original Price + (% Inc or Dec) × Original Price
i) Rice
C.P=30+(−
100
5
)×30=30−0.5=Rs.29.5
ii) Jam
C.P=100+(−
100
8
)×100=100−8=Rs.92
iii) Apples
C.P=280+(−
100
8
)×280=280−22.4=Rs.257.6
iv) Oil
C.P=120+(
100
10
)×120=Rs.132
v) Dal
C.P=80+(
100
10
)×80=Rs.88
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