Math, asked by nazz6412, 4 months ago

solve it plz really need it

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Answered by biligiri

1

Step-by-step explanation:

N : Z = 7 : 9 and Z : S = 18 : 21

to find N : Z : S

=> 7 : 9 18 : 21

multiply 7 : 9 by 2 to make Z : Z from 9 : 18 to 18 : 18

=> 14 : 18 : : 18 : 21

=> N : Z : S => 14 : 18 : 21

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