In a certain test the probability that a student fails in Mathematics is and the…
MATHEMATICS · Single correct · CBSE · Mathematics · Probability · Probability
Problem
In a certain test the probability that a student fails in Mathematics is 0.15 and the probability that the same student fails in Physics is 0.10. No student fails in both subjects. What is the probability that a randomly chosen student fails in at least one of the two subjects?
(a) 0.235
(b) 0.25
(c) 0.265
(d) 0.20