Question 806239
.29*.14=.0406 flunked out of 1E03
.62*.21=.1302 flunked out of 1KR3
.09 flunked out of 1J03
.
.0406+.1302+.09=.2608
.0406/.2608
=.1557 the probability that he failed out of 1E03.
.
Ed