Renting a table saw from a hardware store costs
$35
$35
for up to half a day. for more than half a day and up to
1
1
day, it costs
$45.
$45.
for more than
1
1
day and up to
3
3
days, it costs
$60.
$60.
for a graph representing the cost based on the number of days rented, which of the points should be plotted as solid circles?
select all that apply.

(1,45)
(1,45)

(
1
2

,45)
(12,45)

(
1
2

,35)
(12,35)

(3,60)
(3,60)

(1,60)
(1,60)

choice number 1 and 3 and 4

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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