Find the sales tax for a lawnmower that cost 265.00 at a 6% tax rate? a. $18.90 b. $17.90*** c. $15.90 d. $14.90

C. $15.90

Step-by-step explanation:

6% to a decimal is 0.06. Multiply 265.00 * 0.06 to get the answer.

its a straight line parallel to the time axis

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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: