Question

what is the value of x in 13:7::x:21​

Answer 1

Answer:

39

Step-by-step explanation:

According to the question, it's given that

13/7 = x/21

Cross multiply!

=> 7x = 273

=> x = 273/7 = 39

I hope you get it!

Answer 2

Answer:

x = 39

13*3/7*3 = 39/21

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