S-au construit 10 corturi pentru un grup de elevi. Fiecare cort avea forma unui paralelipiped drept, cu baza un patrat, cu latura de 4 metri si acoperisul in forma de piramida regulata, cu inaltimea congruenta cu aceea a paralelipipedului si congruenta cu diagonala patratului de baza. Pentru fixarea unui cort se leaga varful piramidei cu franghii trase in prelungirea muchiilor laterale ale ei si fixate apoi cu cate un tarus in paman. Sa se calculeze cati metri patrati de panza trebuie pentru aceste corturi

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

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it is a. 4.2 because 7.6-3.4 gets the remaining length of 4.2. i might be wrong but i am pretty sure this is the answer.

139 divided by a number

step-by-step explanation: