45/130
## [1] 0.3461538
menovatel <- 0.1 + 0.9 * 0.05 + 0.9 * 0.95 * 0.15 0.9 * 0.95 * 0.15 / menovatel # tretia
## [1] 0.4693504
0.9 * 0.05 / menovatel # druha
## [1] 0.1646844
0.1 / menovatel # prva
## [1] 0.3659652