Cereal cost $4.20 for a 14-ounce box and cereal b costs $3.90 for a 12-ounce box. which cereal is the better buy?

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?

The step function g(x) is defined as shown.what is the range of g(x)? ***answer choices in picture.

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20