Question
Maths
April 23, 2021, 6:10 p.m.
Answer
Naga sri harsha got a 20 percentage increase in his salary. If his new salary is 1,54,000, find his original salary
A diagnostic test has 99% accuracy and 60% of all people have covid-19. If a patient tests positive, what is the probability that they actually have the disease?
How to understand that we should use formula or put 180 in place of pi.. In such questions?
