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Mathematics, 13.08.2020 18:01 emma4113
Freddie has just opened the chain saw sharpening and repairing services. Freddie have had difficulties due to the following demand schedule. The first chain saw sharpening required Seven hours of work and second took 5.60 hours and third took 4.48 hours. Find how many total hours required to complete all chain saws?
week 1 = 8 units
week 2 = 19 units
week 3 = 10 units
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