Question

the sum of two numbers is 80 and their ratio is 3 : 5 , find the greatest number .​

Answer 1

Step-by-step explanation:

Let 3:5 be 3x and 5x

so, 3x+5x=80

8x=80

x=80/8

x=10

so greatest number =5×10=50.

Thanks.

Answer 2

Answer:

let the unknown value = x

therefore, 3x + 5x =80

8x = 80

x= 80/8

x = 10

3x = 3×10=30

5x= 5×10=50

therefore the second number is greatest

50