self Maths Puzzle

The Monthly Income of A and B are in the ratio 3:4. The monthly expenditures of A and B are in the ratio 4:5. The ratio of income to expenditure of A is 3:2. What is the ratio of income to expenditure of B?

Read Solution (Total 1)

The Monthly Income of A and B are 3x and 4x.
The monthly expenditures of A and B are 4y and 5y.
The ratio of income to expenditure of A = 3x/4y =3/2
so x/y = 2

ratio of income to expenditure of B = 4x/5y = (x/y)*(4/5) = 2*4/5= 8/5
12 years agoHelpfull: Yes(9) No(0)

self Other Question

If the 60th day after the day before yesterday is Friday, What is today's day? An old woman is carrying some no. of eggs in a pot and on the same way a person rashly driving his Motor-Bike and damaged her pot and all the eggs are spoiled . Then she went for justice to the President of that village. There she said that she dont know the total number, but at her home, when divide them into 7 equqal parts no eggs remain odd, if it is 6 equal parts - 5 eggs remain, 5 equal parts - 4 eggs remain, 4 equal parts - 3 eggs remain, 2 equal parts - 1 egg remain.
At starting How many eggs She has?