Landscape services
service
price
mowing lawn
$22.00
weed-eating
$5.00
edging
$5.00
leaf blowing $5.00
planting flowers $10.00 per flower bed
es
ms. davis hires kyle to mow the grass, edge the lawn, clean up the leaves, and plant 2 flower beds. kyle spends 3.2 hours
completing the work. what is kyle's average hourly earnings for the job?
$15.00
b)
$16.25
$17.50
d)
$18.75

x=half

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:

answer: (3,11) is your answer.