The ratio of the length of a school ground to its width is 5 : 2. If the width is 40m, then the length is = ?

The salaries of A, B and C are in the ratio 1 : 3 : 4. If the salaries are increased by 5%, 10% and 15% respectively, th…

If x = $$\frac{1}{3}$$y and y = $$\frac{1}{2}$$z, then x : y : z is equal to

In a school the ratio of boys and girls is 4 : 5 respectively. When 100 girls leave the school the ratio becomes 6 : 7 r…

A sum of Rs. 1240 is distributed among A, B and C such that the ratio of amount received by A and B is 6 : 5 and that of…

A box filled with paper bundles weights 36kg. If the weight of the box and paper bundles respectively are in the ratio o…

A and B start an enterprise together, with A as active partner. A invests Rs. 4000 and Rs. 2000 more after 8 months. B i…

In an alloy, the ratio of copper and zinc is 5 : 2. If 1.250 kg of zinc is mixed in 17 kg 500 g of alloy, then the ratio…