Question
Initially, we have 200 g of a radioactive substance. If the mass of the substance is decaying by 7% per day. What will be the population after 8 days?
Answers
oobleck
200 * 0.93^8 = ____
kim
may I ask where did the 0.93 come from?
oobleck
7% loss means it assumes 93% of its former value