Manohar purchased 5 kg of mangoes at Rs 119 per kg and purchased 8 kg of mangoes at Rs - Maths - Comparing Quantities

Question

Manohar purchased 5 kg of mangoes at Rs 119 per kg and purchased
8 kg of mangoes at Rs 80 per kg He mixed the two kinds of mangoes
and sold them at 10% profit What was the S P per kg? If he wanted
to make 25% profit, what should have been the S P per kg?[ Experts,
please don't give any links related to this Just solve it ]

Manbar Singh · Accepted Answer

CP of 5 kg mangoes at the rate of Rs 119/kg = Rs 595CP of 8 kg mangoes at the rate of Rs 80/kg = Rs 840Now, Total CP of 13 kg mangoes = Rs 595 + 840 = Rs 1235Now, profit % = profitCP×100%⇒10 = profit1235 × 100⇒10 SP - 10CP = 1235⇒10SP - 12350 = 1235⇒10SP = 1235 + 12350 = 24700⇒SP = 2470so, SP of 13 kg mangoes = Rs 2470SP of 1 kg mango = Rs 2470 ÷ 13 = Rs 190
Now, profit % = profitCP×100%⇒25= profit1235 × 100⇒4 SP - 4CP = 1235⇒4SP - 4940 = 1235⇒4SP = 1235 + 4940 = 6175⇒SP = 1543
75so, SP of 13 kg mangoes = Rs 1543
75SP of 1 kg mango = Rs 1543
75 ÷ 13 = Rs 118 75