Question

A man buys 210 cows. He sells some of them at a profit of 20% and the
remaining at a profit of 35%. If his profit is 30% on the whole, then how
many did he sell at a gain of 20%?
O 70
O 72
68
GO
o 80
o 48

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Answer 1

Answer:

he sold 80 cows at the gain of 20

Answer 2

Answer:

but it is I should get my