Over the weekend, the all smiles run had 16,478 participants for the half marathon. the all smiles 10k had 6,924 participants, and the 5-mile walk had 3,067 participants. how many more people participated in the half marathon than in the 10k race and the 5-mile walk combined? 6,487 6,587 9,991 12,621

Find the value of the variable and the length of each secant segment.

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.