Abag contains purple marbles and white marbles, 57 in total. the number of purple marbles is 3 less than 2 times the number of white marbles. hiw many purple marbles are there?

The contents of 3838 cans of coke have a mean of x¯¯¯=12.15x¯=12.15. assume the contents of cans of coke have a normal distribution with standard deviation of σ=0.12.σ=0.12. find the value of the test statistic zz for the claim that the population mean is μ=12.μ=12.

What is the perimeter of square abcd? units units 28 units 37 units

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles