Which expression represents the phrase "the difference of 18 and 12"? 18 + 12
18 - 12
18 x 12
18/12
18^12

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie