General Mathematics

General Mathematics

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How many watt-hours of electricity does Mrs. Smitha#39;s refrigerator use in 1 hr.? 2. If the motor of the refrigerator runs 8 hr. out of every 24 hr., how many watt-hours of electricity are used each day? 3. How many watt-hours are there in 1 KWHanbsp;...

Title:General Mathematics
Author:Mary Potter, Hildegarde R. Beck
Publisher: - 1945


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