a ski club planned a trip to lake tahoe, and 40 of the members signed up to go. if this is 60% of the club, how many members does the ski club have in total? explain how you got the answer
a. 67
b. 240
c. 17
d. 73

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.)

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4