Question

divide R5600 in the ratio 4: 5: 7

Answer 1

$\large\begin{array}{I} \mathtt{ first~ share= \dfrac{4}{4+5+7} \times 5600=1400} } \end{array}$

$\large\begin{array}{I} \mathtt{ second~ share= \dfrac{5}{4+5+7} \times 5600=1750} } \end{array}$

$\large\begin{array}{I} \mathtt{ third~ share= \dfrac{7}{4+5+7} \times 5600=2450} } \end{array}$

Answer 2

let ratio be :- 4x&5x&7x
sol:-4x+5x+7x=5600
       16x=5600
x=350
:.4x=1400
5x=1750
7x=2450