a 42-year-old man was infected by a corona virus disease. The doctor advised him to take 500 gm of medication on the first day and decrease the dosage by one half each day for one week. What is the amount of medication will he take on the 7th day? express your answers to the nearest whole number.
Share
7.8125g
1st day = 500
2nd =500÷2=250
3= 250÷2=125
4=125÷2=62.5
5=62.5÷2=31.25
6=31.25÷2=15.625
7= 15.625 ÷ 2 =7.8125