laurentsupreme

24.05.2021 • 

Mathematics

A photographer charges a travel fee plus an additional rate per minute. The table shows the linear relationship between the number of minutes of a photography
session and the total cost including the travel fee.
Photography Sessions
Number of
Total Cost
Minutes
15
$52.50
30
$75.00
45
60
$97.50
$120.00
$165.00
90
Which statement is true?
The additional fee per minute of the photography session is $0.50
The additional fee per minute of the photography session is $3,50
The travel fee is $30.00
The travel fee is $52.50.
Help me. I need to pass this

Ответ:

BluSeaa

06.05.2022

Mathematics

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A) 
BB (0.52)(0.52) = 0.2704 
BG (0.52)(0.48) = 0.2496 
GB 0.2496 
GG (0.48)(0.48) = 0.2304 

c) 
Number of girls born: 
x P(x) 
0 0.2704 
1 0.4992 
2 0.2304 

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