1. Find the cost price ,if : 1.S.P .=rupee 21 and gain =5% 2.S.p.= Rupees 340 and gain =Rupees 20. 3. S.P. = Rupees 22 and loss =12%
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Answer:
(i) 20 (ii) 319.7 (iii) 25
Step-by-step explanation:
(i)c.p=100/100+gain%×S.P
=100/100+5×21
=100/105×21
=20
(ii)C.P =S.P-profit
=340-20.3
=319.7
(iii)C.P =100/100-loss×S.P
=100/100-12×22
=100/88×22
=25
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Answer:
which class..........
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