cobbiegirl8996
26.04.2021 •
Mathematics
In a lab experiment, the decay of a radioactive isotope is being observed. At the
beginning of the first day of the experiment the mass of the substance was 500 grams
and mass was decreasing by 9% per day. Determine the mass of the radioactive
sample at the beginning of the 17th day of the experiment. Round to the nearest tenth
(if necessary).
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Ответ:
5/7=125/x because 5 is equal to Victoria and 7 is equal to Mario in the scenario
Now multiply across so 125*7=875 and divide that by the other number so 875/5= 175 so Mario is 175 lbs