I will upvote and give brainliest answer

Bismuth-210 is an isotope that radioactively decays by about 13% each day, meaning 13% of the remaining bismuth-210 transforms into another atom (polonium-210 in this case) each day. if you begin with 233 mg of bismuth-210, how much remains after 8 days?

Write 37/22 as a decimal rounded to the nearest hundredth.

Its urgent! the curved part of this figure is a semicircle. what is the best approximation for the area of this figure? 24+9.125π units² 12+9.125π units² 12+18.25π units² 24+18.25π units²