Which problem would best be solved using 22/7 as an approximation of π? a. find the perimeter of a rectangle with side lengths of 3 ft and 4 ft. b. find the area of a circle with a radius of 33.1 in. c. find the circumference of a circle with a diameter of 14 ft. d. find the circumference of a circle with a radius of 12 m.

What were mkh company's cash flows from (for) operating activities in 20x1? $(180,300) $233,100 $268,200 $279,400?

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e. g. 98.76543).

What is always true when two whole numbers are subtracted?