Question
Quantitative Ability and Data Interpretation Question on Probability
Sonali can solve 70% of the problems in a competitive exam and Nirali can solve only 60% in the same exam. What is the probability that at least one of them will solve a problem, provided selection of questions is done randomly from the same exam ?
A
0.82
B
0.88
C
0.62
D
0.72
Answer
0.88
Explanation
Solution
The correct option is (B): 0.88.