A job seeker is attending an interview in a company. The interview is in three parts, namely, aptitude, written and verbal. The probabilities of him passing the aptitude test, written test and verbal test are 0.7, 0.6 and 0.5 respectively. Find the probability of him (a) passing all the tests. (b) failing all the tests. (c) passing at least two of the tests. (d) passing one test.​

What expression is equivalent to 42x-56y

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.)

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2