susan took two tests.the probability of her passing both tests is 0.6.the probability of her passing the first test is 0.8.what

Question

ioda

4 years ago

11

susan took two tests.the probability of her passing both tests is 0.6.the probability of her passing the first test is 0.8.what

is the probability of her passing the second test given that she has passed the first test?

Mathematics

2 answers:

Shtirlitz [24] · Answer 1 · 2021-12-13T05:15:34+03:00

Shtirlitz [24]4 years ago

7 0

/i think the answer is 1.0

Crazy boy [7] · Answer 2 · 2021-12-13T06:40:34+03:00

Crazy boy [7]4 years ago

5 0

Formula for this is as follows:
probability of her passing both 0.6/0.8 - first test and this is a fraction. 0.6/0.8
0.6/0.8= divide 0.6 by 0.8=0.75
that means probability of her passing the second test is 75%