Elizabeth lives in San Francisco and works in Mountain View. In the morning she has 3 transportation options (take a bus, a cab,

Question

mihalych1998 [28]

3 years ago

5

Elizabeth lives in San Francisco and works in Mountain View. In the morning she has 3 transportation options (take a bus, a cab,

or a train) to work, and in the evening she has the same 3 choices for her trip home. If Elizabeth randomly chooses her ride in the morning and in the evening, what is the probability that she’ll use a cab exactly one time.

Mathematics

2 answers:

Lilit [14] · Answer 1 · 2022-08-31T21:34:08+03:00

Lilit [14]3 years ago

7 0

Answer:

4/9, but if you wanna go a step further the percentage for 4/9 is 44%

Step-by-step explanation:

topjm [15] · Answer 2 · 2022-08-31T19:25:52+03:00

topjm [15]3 years ago

3 0

There are nine possible combinations as follows: bb, bc, bt, cb, cc, ct, tb, tc, tt, each having a probability of 1/9. The four combinations with a cab exactly one time are: bc, cb, ct, tc. Therefore the probability that she'll use a cab exactly one time is: 4/9.