If b `prop a^(3)` and a increases in the ratio of 2:3 , then find in what ratio b will be increasesed .

If the a/b =3/5 then find the ratio (3a)/(2b)

If a/b=7/3 then find the ratio (a+7b)/(7b)

Incomes of A and B are in the ratio of 5 : 3 and their expenditures are in the ratio of 9 : 5. If the income of B is equal to the expenditure of A, then what is the ratio of the savings of A and B?

tan(/_B A O)=3, then find the ratio B C : C Adot

The incomes of A and B are in the ratio of 3 : 2 and their expenditure in the ratio of 5 : 3. If each saves ₹ 2500, then the expenditure of B is

The incomes of A and B are in the ratio of 3 : 2 and their expenditure in the ratio of 5 : 3. If each saves Rs.2500, then the expenditure of B is

If 2A = 3B = 7C, then what is the ratio of A : B : C?

If x prop yz^2, y prop ab^2 and z prop b/a , then find how x varies with a and b .

Alloys A and B contain copper and zink in the ratio 1 :3 and 3 :5 , respectively . In What ratio A and B be mixed to get a new alloy containing copper and zink in the ratio 1 :2 ?