Question
A Washing MachineĀ was sold with two successive
discounts of 12% and 20%. If it had been sold with a single discount of 32%, there would have been a loss of Rs.192. Calculate the original cost price of the Washing Machine if it was marked up by Rs.1640 above the cost price.Solution
ATQ, Let, marked price of the article be Rs.'m' So, 0.88 Ć 0.8 Ć m - 0.68m = 192 0.704m ā 0.68m = 192 0.024m = 192 m = 8000 Cost price of the article = 8000 ā 1640Ā = Rs. 6360
What is the minimum number of square marbles required to tile a floor of length 4 metres 35cm and width 3 metres 60 cm?Ā Ā
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