Question

PLEASE HELP ! giving a lot of points!

Answer 1

• 458 g
• 144 g

Explanation:

As per equation, the initial amount is:

• A(0) = 458*(1/2)^(0/30) = 458*1 = 458 g

Sample amount left after 50 years:

• A(50) = 458*(1/2)^(50/30) = 144 g (rounded)