Question

5. The ratio of the income to the expenditure of a family is 7:6. Evaluate the savings if the income is 2,100.




plz if you know the answer help me​

Answer 1

Let the expenditure be x

a/q,

7 : 6 : : 2100 : x

$7x = 6 \times 2100$

$x = \frac{6 \times 2100}{7}$

$\: \: \: \: \: = 1800$

hence, the expenditure = 1800