Apatient is to take 60mg of an antibiotic on day 1 ,take 45 mg on days 2 and 3 ,take 30mg on day 4 and 5 and take 15 mg on day 6 and 7. how many total mg will the patient take ?

60+45+45+150

150+30+30=210

210+15+15=240

The patient will take 240 total mg

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hello,

b) 62.47% of the students are between 14 and 18 years old.

step-by-step explanation:

mean = 15 and standard deviation = 2

student between 14 to 18

formula used z-score

for age 14 , z score

using z-table , p(z> -0.5)=0.3085

for age 18 , z score

using z-table , p(z< 1.5)=0.9332

p(-0.5< z< 1.5)=0.9332-0.3085 = 0.6247

thus, 62.47% of the students are between 14 and 18 years old.

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step-by-step explanation: