Posted by **Anonymous** on Wednesday, February 15, 2012 at 8:43am.

The probability that a student passes Biology is 0.35 and the probability to pass Chemistry is 0.63. If the probability to pass both Biology and Chemistry is 0.4, what is the probability that he will pass either Biology or Chemistry?

## Answer This Question

## Related Questions

- probability-April - The probability that a student passes Mathematics is 2/3 and...
- Statistics - Bart is taking two classes, backpacking and biology. His ...
- Math (prob) - The probability of an outstanding student pass a biology test is ...
- Maths - The probability that Don's car passes the MOT test next time is 4/5, ...
- Math - Students are given three chances to pass a basic skills exam for ...
- MATH(Statistics) - Students are given three chances to pass a basic skills exam ...
- MATHS - in a class of 60 students,the number of students who pass biology is 6 ...
- math - Emily surmises that the probability that she will pass math or chemistry ...
- math - Elin estimates her probability of passing French 0.6, passing chemistry ...
- statistics and probability - It is known that an exam scores of students in STAT...

More Related Questions