Question

The missing number is 5:7 =25 :__


a) 21
b) 35
c) 30
d) 70​

Answer 1

Here ,

5 x 5 : 7 x 5 = 25 : 35 .

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Answer 2

Answer:

35

Step-by-step explanation:

let the missing no. be x

now frame the equation = 5:7::25:x

now we will multiply the mean and extreme proportion,

= 5×X=25×7

= 5x=175

now to find out the value of x we will divide 175 and 5,

x=175/5

x=35 answer.

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