Susie begins a new walking program with 600 m on the first. day . each day she will increaseher walk by 300 m . how mang km will she walk on 18 days?

c

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a precentage of 6th graders. the population is all 6th graders. let me know if i'm wrong, i hope this ! : )

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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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