8. Iodine-131 is a radioactive isotope of iodine. It has a half-life of about 8 days.

- Write an exponential decay model that
predicts the mass of iodine-131 left
after d days.

its a straight line parallel to the time axis

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.

answer: 16

step-by-step explanation: first you would add 6+6 which equals 12 then add 2+2 which equals 4. then add 12 + 4 which is 16.

hope this ^_^

step-by-step explanation: the answer for wha if rt is 10 centimeters long, and wha is st? it’s 6