OLA
*
Seventh to the Seventh 7th Penix
counset
OLA
e atest. com/testing/ola Viewer. php
C
ELS Online Assessment
Signed in as Marta
March 16-20, 2020: 7 SP-2
Directions
Pam plans on surveying students to determine whether more sixth-graders or the eighth-graders participate in after school activities. Which data
collection method would give her the MOST representative information?
survey 40 randomly selected students at the eighth-grade dance
survey the first 40 students who enter the school building on Monday
survey 40 randomly selected students studying in the library during the lunch hour
survey 20 sixth-grade students and 20 eighth-grade students randomly selected from the 'school

isi

step-by-step explanation:

use that smart brain

d

step-by-step explanation:

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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