The ratio of three numbers is 3:4:5 and the sum of their squares is The sum of the numbers is:
সমাধান
সঠিক উত্তর: Option C
Let the numbers be 3x, 4x and 5x Then,
9x2 + 16x2 + 25x2 = 1250
<=> 50x2 = 1250
<=> x2 = 25
<=> x = 5.
∴
Sum of numbers = (3x + 4x + 5x) = 12x = (12 * 5) = 60.
