For each numerical expression:
A. Find all of the common factors for both
numbers in each expression.
B. For each greatest common
factor, write an expression showing
Distributive Property.
(Hint: Use your factor pairs)
1.
2.
3.
4.
64 + 32
72 + 12
45 + 18
51 + 21

Combined megan and kelly worked 60 hours.kelly worked twice as many hours as megan.how many hours did they each worked?

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.)

If a is a nonzero real number then the reciprocal of a is