A New Arithmatic

A New Arithmatic

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If they use a small car instead of the train, the distance covered increases to 11, 000 miles, and the total cost of running the car is \\d. per mile. Find how much they ... How many gallons per month will he save if he changes to a better grade of petrol on which he can do 32 miles to the gallon? How will his ... A house has 7 rooms; 2 rooms each have 3 windows and the others each have 2 windows. If eachanbsp;...

Title:A New Arithmatic
Publisher:CUP Archive -


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