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The cost of a washing machine is 25% less than the cost of a TV. If the cost of the washing machine increases by 66% and that of the TV decreases by 57%, then what is the percentage change in the total cost of 7 washing machines and 5 TVs?
Increase by 8%
Decrease by 1%
Decrease by 7%
Increase by 6%
Increase by 6%
Practice and solve "The cost of a washing machine is 25% less than the cost of a TV. If the cost of the washing machine ..." for Mathematics - Previous Year Paper 2024. The correct answer is Option D: Increase by 6%. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "The cost of a washing machine is 25% less than the cost of a TV. If the cost of the washing machine ..." for Mathematics - Previous Year Paper 2024. The correct answer is Option D: Increase by 6%. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.