Chloe rolls two six-sided number cubes and adds the numbers showing on the cubes. what is the probability that the sum of the number cubes is even or five?
a)22/36
b)18/36
c)4-36
d)72/1296

True or false? a circle could be circumscribed about the quadrilateral below.

3x + 4y = 5 x- 3y = -7 solve by substitution

The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .