Write 29/12 as a decimal if necessary use a bar to indicate which digit of group of digits repeats

Cody worked 42.5 hours per week in july. this is 12.25 hours more per week than he worked in june. how many hours did cody work per week in june?

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is