Reduction of 20% in the price of sugar enable a formula to purchase 5kg more for rs160. What is the reduced price per kg. What was the price per kg before reduction.?
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Answer:
original price is Rs 63/Kg
.Reduced price is Rs 50.40/ Kg
Step-by-step explanation:
say price was P per kg. and you bought Q qty.
Q+5 x 0.8 P = Q x P = 126. ........(1)
so Q+5 = 5/4 Q
1/4 Q = 5
Q = 20
P = 126/20 = 63 rs/kg
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