Question

If x:y =12:5 and z:y =21:16, then what is x:z?​

Answer 1

Right Ans : 64 : 35

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Answer 2

Answer:

Given:- $\frac{x}{y} = \frac{12}{5} ;\frac{z}{y} =\frac{21}{16}$

x = 12y/5; z = 21y/16

         $\frac{x}{z} = \frac{12y/5}{21y/16} = \frac{12y*16}{21y*5}\\\\\frac{x}{z} = \frac{192y}{105y} = \frac{64}{35}$ (Cancelling by 3 table)

Hence, x:z = 64/35

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