Math, asked by riteshkundu43, 6 months ago

please solve it up and send it to me

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Answered by shrishtypattar

0

Answer:

Zinc: copper = 7 : 9 : : × : 11.7

= 7/9 ×/11.7

cross multiplication

= 7*11.7=9*X

=81.9=9×

=81.9/9=X

=9.1 =X

This is the correct answer =

=9.1 =X

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