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The ratios of incomes of A and B is 5:4 and the ratio of their expenditures is 3:2. If at the end of the year each save tk 1600,then the income of A is:

Correct Answer: Tk 4000
Let, income of A and B are respectively 5x and 4x Tk. and expenditures of A and B are respectively 3y and 2y Tk. According to question, 5x - 3y = 1600.......(1) 4x - 2y = 1600........(2) (1) × 4 - (2)×5 20x - 12y = 6400 20x - 10y = 8000 - 2y = - 1600 y = 800 Now, 4x - 2×800 = 1600 4x = 1600 + 1600 x = 800 So, income of A is = 5 × 800 = 4, 000 Tk.

The ratio of incomes of two persons is 5 : 3 and that of their expenditures is 9 : 5. If they save Rs. 2600 and Rs.1800 respectively, their incomes are.

A's income is Rs. 140 more than B's income ans C's income is Rs. 80 more than D's income. If the ratio of A's and C's income is 2 : 3 and the ratio of B's and D's income is 1 : 2, then the incomes of A, B, C and D are respectively = ?

The incomes of two persons A and B are in the ratio 3 : 4. If each saves Rs.100 per month, the ratio of their expenditures is Rs. 1 : 2. Find their incomes.

The incomes of two persons A and B are in the ratio 3:4. If each saves Rs.100 per month, the ratio of their expenditures is 1:2. Find their incomes ?

In 2011, the arithmetic mean of the annual incomes of Ramesh and Suresh was Rs. 3800. The arithmetic mean of the annual incomes of Suresh and Pratap was Rs. 4800, and the arithmetic mean of the annual incomes of Pratap and Ramesh was Rs. 5800. What is the arithmetic mean of the incomes of the three?

Incomes of A, B, and C are in the ratio 7 : 9 : 12 and their respective expenditures are in the ratio 8 : 9 : 15. If A saves $$\frac{{\text{1}}}{{\text{4}}}$$ of his income, then the ratio of their savings is -

The monthly incomes of two persons are in the ratio 4:5 and their monthly expenditures are in the ratio of 7:9. If each saves BDT 50 per month, find their monthly income.

The monthly incomes of two families A and B are shown by the following diagrams:
Ratio mcq question image
If the income of the family B is Rs. 12000, then the income of family A would be:

A's income is Rs 140 more than B's income and C's income is Rs 80 more than D's. If the ratio of A's and C's income is 2:3 and the ratio of B's and D'sincome is 1:2, then the incomes of A, B, C and D are respectively

The ratio of incomes of C and D is 3 : 2. Ratio of income of D and E is 5 : 4. If one-third of Cs income is Rs 4000 more than the half of Es income,then what is the Ds income (in Rs)?