Question

What number must be added to each of the tern of the ratio 11:16, so that it inay
become equal to 3:4.​

Answer 1

Answer:

Let the unknown number be x

ATQ,

$\frac{11+x}{16+x} = \frac{3}{4}$

$4(11+x) = 3(16+x)$

$44 + 4x = 48 + 3x$

$4x - 3x = 48 - 44$

$x = 4$

∴, 4 must be added

Answer 2

Answer:

4

Step-by-step explanation:

3:4 is equal to 15:20, so if you add 4 to 11 and 4 to 16 you get 15:20, which is equal to 3:4.