CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

Mark the correct alternative in the following question:

Let A and B are two events such that PA=38, PB=58 and PAB=34. Then PA|B×PAB is equals toa 25                                            b 38                                            c 320                                            d 625


Solution

We have,PA=38, PB=58 and PAB=34As, PAB=34PA+PB-PAB=3438+58-PAB=3488-PAB=341-PAB=34PAB=1-34PAB=14Also,PAB=PB-PAB=58-14=5-28=38Now,PA|B×PA|B=PABPB×PABPB=1458×3858=84×5×3×85×8=25×35=625

Hence, the correct alternative is option (d).

Mathematics
RD Sharma XII Vol 2 (2017)
Standard XII

Suggest Corrections
thumbs-up
 
0


similar_icon
Similar questions
View More


similar_icon
Same exercise questions
View More


similar_icon
People also searched for
View More



footer-image