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How you can quickly calculate the mean of the following test scores without adding the numbers. 76,73,78,75? . If a car traveling 50 mph can stop in 110 ft, how many feet will it take the same car to stop when it is traveling 100 mph? Given s=2 cos wt-5 sin 3t, what are the equations for the first and second differential? The cost of operating an electrical appliance is based upon its
A) age B) ease of use C) wattage and time used D) original purchase price? BIOLOGY HELP! (Promoter/Start Codons)?