Kadence is twice as likely to randomly pick a blue marble from a bag as she is to pick a red marble. If there are x red marbles and the bag contains 40 marbles, what is the probability that Kadence will pick a blue marble from the bag?
A. 16/40
B. x/10
C. x/20
D. x/40

In a certain pentagon, the interior angles are a,b,c,d,e where a,b,c,d,e are integers strictly less than 180. ("strictly less than 180" means they are "less than and not equal to" 180.) if the median of the interior angles is 61 and there is only one mode, then what are the degree measures of all five angles?

Find the area of a trapezoid with bases 14 cm and 18 cm and height 10 cm. 160 cm2 140 cm2 180 cm2 126 cm2

Which of the following describes the symmetry of the graph of y = x3?