MHT CET 2023 Mathematics question
The decay rate of radio active material at any time t is proportional to its mass at that time. The mass is 27 grams when t = 0. After three hours it was found that 8 grams are left. Then the substance left after one more hour is
Answer: (C)
Solution
with . At : . After one more hour ():
See the full step-by-step solution
Create a free account to read the complete working, and practise questions like this in a timed test.
Create a free account