A person bought some rice and wheat for Rs. 380. The ratio of weight of rice and wheat is 4 : 3 and the price equal amo…

Three numbers are in the ratio 1 : 2 : 3. By adding 5 to each of them, the new numbers are in the ratio 2 : 3 : 4. The n…

In a college the students in Arts and commerce faculties were in the ratio of 4 : 5 respectively. When 65 more students …

If x varies as y then x<sup>2</sup> + y<sup>2</sup> varies as

In a proportion the product of 1<sup>st</sup> and 4<sup>th</sup> terms is 40 and that of 2<su…

The numbers are in the ratio 3 : 5 and their LCM is 225. The smaller number is = ?

In two alloys A and B the ratio of Zinc and Tin is 5 : 2 and 3 : 4 respectively. 7 kg of the alloy A and 21 kg of the al…

A and B are two alloys of gold and copper prepared by mixing metals in the ratio 7 : 2 and 7 : 11 respectively. If equal…