Answer:
0 students passed in Science and 80 passed in both Math and Science.
Explanation:
Given,
80 passed in Math, 70 failed in Math.
90 failed in Science and 20 failed in both.
To solve,
How many students passed in Science and how many passed in both Math and Science.
Science, 0 students passed (given)
How many passed in Math and Science
80 passed in Math and Science only 90 failed and 20 in both subjects.
So totally, 80 passed in both Math and Science
FINAL ANSWER:- 0 students passed in Science and 80 passed in both Math and Science.