1.

Two numbers are in the ratio 5:7.If their difference is 2.5,then which of the following is thier sum

Answer»

Answer:

Step-by-step EXPLANATION:

let NUMBERS 5x and 7X .

Difference => 7x-5x=2.5

2x=2.5

x=2.5/2=1.25

Therefore

5x=1.25*5=6.25

7x=1.25*7=8.75

Sum=   7x+5x= 8.75+6.25  = 15



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