The ratio of the incomes of Uma and Bala is 8:7 and the ratio of their expenditure is 7:6. If at the end of the year, each saves $2000 then the income of Uma is? Choices.
A) $16800 B) $16500 C) $16000 D) $16300 E) $16200
Let the income of Uma and Bala be $8x and $7x   Let their expenditures be $7y and $6y   8x-7y = 2000-------1)   7x-6y = 2000-------2)   From 1) and 2)   x = 1000   Uma's income = 8x = 8*2000= 
<gadget id="calculator">8*2000</gadget>
<output>16_000</output>
$16000   Answer is $16000
<result>C</result>
The ratio of the incomes of Uma and Bala is 8:7 and the ratio of their expenditure is 7:6. If at the end of the year, each saves $2000 then the income of Uma is?