Question

if the sum of two no's is 720 and they are in the ratio 4:5 .Find the no.​

Answer 1

Answer:

320 and 400

Step-by-step explanation:

=720/9(4+5)

=80

Therefore first number = 80*4=320

Second number = 80*5=400

Answer 2

Step-by-step explanation:

Let the ratio number be x

So, 1stno.=5x

2ndno.=4x

according to question,

⇒4x+5x=720

⇒9x=720

⇒x=

9

720

=0.0125

So, 1stno.=5x=5×0.0125=0.0625

2ndno.=4x=4×0.0125=0.05