A photograph was reduced to a width of 15.6 cm using a scale factor of 3:2.
What was the width of the
original photograph?
A 10.4 cm
B 17.1 cm
C 20.6 cm
D 23.4 cm



Answer :

Answer:

D 23.4 cm

Step-by-step explanation:

[tex] \frac{original \: photo}{reduced photo} = \frac{3}{2} [/tex]

[tex]original \: photo \: = \frac{3 \times reduced \: photo}{2} [/tex]

[tex]original \: photo \: = \frac{3 \times \: 15.6}{2} [/tex]

Original photo = 23.4 cm

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