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Question

# A fruit vendor buy some oranges @ rupees 5 per Orange. he also buys an equal number of Bananas at the rate of 2 per banana. he also makes up 20% profit on oranges and a 15 percentage on bananas on us at the end of the day all the fruits is sold out he is total profit is rupees 390 find the number of oranges purchased.

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Solution

## let the no. of oranges purchased be x. cost price of oranges=5x. he buys equal no. of bananas. so no. of bananas=x. cost price of x bananas=2x. Now, he makes a profit of 20% on oranges. therefore, selling price of oranges=5x+20%of 5x =6x profit on oranges=6x-5x=x he makes a profit of 15% on bananas therefore, selling price of bananas=2x+15% of 2x =23x upon 10 profit on bananas=23x /10-2x=3x /10 Total profit made =x+3x /10=13x /10 According to ques,,, 13x /10=Rs 390 therefore x=300----Answer

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