Judy put $2500 into a bank account that earned 3.85% interest compounded semiannually. After t years, Judy decided to take all of her money out and found that there was $5600 in the account. For how many years did Judy leave her money in the savings account?

christopher is 272,195 year old

step-by-step explanation:

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:

1 + (6 / x - 1)

step-by-step explanation:

divide using polynomial division.