Correct option is A
Given:
The ratio between the two positive number is 5 : 7
Solution:
Let be assume the number is 5x and 7x respectively
=> (5x) × (7x) = 560
=> x = 4
The smaller number = 5x = 5 × 4 = 20
Given:
The ratio between the two positive number is 5 : 7
Solution:
Let be assume the number is 5x and 7x respectively
=> (5x) × (7x) = 560
=> x = 4
The smaller number = 5x = 5 × 4 = 20