On the first day of June, there were about 16.78 h of daylight in a city. Five months later, there were about 6.70 h of daylight. What was the percent decrease?

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

Adoctor administers a drug to a 38-kg patient, using a dosage formula of 50 mg/kg/day. assume that the drug is available in a 100 mg per 5 ml suspension or in 500 mg tablets. a. how many tablets should a 38-kg patient take every four hours? b. the suspension with a drop factor of 10 ggt/ml delivers the drug intravenously to the patient over a twelve-hour period. what flow rate should be used in units of ggt/hr? a. the patient should take nothing pills every four hours. (type an integer or decimal rounded to the nearest hundredth as needed.)

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?