Find the coordinates of the center of mass of the following solid with variable density. requals=startset (x comma y comma z ): 0 less than or equals x less than or equals 2 comma 0 less than or equals y less than or equals 5 comma 0 less than or equals z less than or equals 3 endset{(x, y,z): 0≤x≤2, 0≤y≤5, 0≤z≤3}; rhorho(x, y,z)equals=2 plus startfraction x over 4 endfraction

answer:

payment just for service  

→

$

87.12

payment for service including tax

→

$

94.09

explanation:

service only with 20% tip  

→

$

72.6

(

1

+

20

100

)

=

$

87.12

in the opening of the question the word 'service' is associated only with the pretax value.

the closing part of the question asks: how much did she pay for the  

service

−−−−−−  

so technically the answer is  

→

$

72.6

(

1

+

20

100

)

=

$

87.12

however, the intention of the question provider may have been that your answer is to be  

$

87.12

(

1

+

8

100

)

=

$

94.09

to 2 decimal places.

'

payment just for service  

→

$

87.12

payment for service including tax

→

$

94.09

tony b

mar 21, 2017

answer:

trying to explain it another way

explanation:

service charge  

.

→

$

72.60

20% tip  

20

100

×

$

72.60

=

$

14.52

−−−−−−  

←

add

$

87.12

tax  

8

100

×

$

87.12

=

$

6.97

−−−−−  

←

add

$

94.09

related questions

idk i would have to be there to under stand it

step-by-step explanation:

idk i would have to be there to under stand it

step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}

a c

step-by-step explanation: