What is the answer to 1 yd minus 1ft 1 in

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?

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.

How can you check that you have correctly converted frequencies to relative frequencies?