Nathan's statement indicated his NOW account had earned $1.21 in interest and that he had been charged $12 for the purchase of some checks. He also went to the ATM machine this morning to take out $80 after having received his statement in the mail. If Nathan's register says he has $544 in his account, what does he really have available to spend? ​

u rich

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hello,

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

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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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$649.60

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