Question

find the three numbers in the ratio 1:3:7 so that the sum of their equal to 531.​

Answer 1

Answer:

Let the no.s be 3x,4x,5x then,

9x

2

+16x

2

+25x

2

=1250

⟹50x

2

=1250

⟹x=5

Sum of numbers =3x+4x+5x=12x=12×5=60

Step-by-step explanation:

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Answer 2

Let's the nos be = 1x+3x+7x

According to the question = sum =531

11x= 531

= x=531÷11

=x= 48.27

So, 3x= 144.81

7x= 337. 89