Question

please solve this question.please solve this 2 question 3rd and 4th .with method that have you done

Answer 1

profit = sum of sell rupees -some of buy rupees
= 1454 - 1398
= 56

Answer 2

question 3=here,cost price =380+580+438=1390
selling price
=434+620+400=1454
here ,sp>cp
therefor profit
profit =
sp-cp
1454-1390=46
profit is equals to $46