Alligation or M...

If goods be purchased for ₹450 and one-third be sold at loss of 10%, what per cent of profit should be taken on the remainder so as to gain 20% on the whole transaction?

Kamal mixes 80 kg sugar worth ₹6.75 per kg with 120 kg sugar worth of ₹8 per kg. At what rate should he sell the mixture to gain 20%?

A merchant has 50 kg of sugar, part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole. The quantity sold at 18% profit is:

A man travelled a distance of 60 km in 7 hours partly on foot at the rate of 8 km per hour and partly on bicycle at 16 km per hour. Distance travelled by foot is:

In what ratio should water and wine be mixed so that after selling the mixture at the cost price a profit of 20% is made?

Find the quantity of rice @₹10 per kg which should be mixed with 25 kg of rice @ ₹8 per kg, so that on selling the mixture @ ₹15 per kg there is 80% profit.

A trader has 50 kg of rice, a part of which he sells at 14% profit and the rest at 6% loss. On the whole his loss is 4 %. What are the quantities sold at 14% profit and that at 6% loss?

A sum of rupees 210 made up of coins consist-ing of rupee, 50 P and 25 P, of which the num- bers are proportional to 5, 6 and 8. How many of rupee coins are there?

A vessel of 80 litre is filled with milk and water. 70% of milk and 30% of water is taken out of the vessel. It is found that the vessel is vacated by 55%. The initial quantity of milk and water was:

Two equal glasses are respectively 1/4 and 1/3 full of milk. They are then filled up with water and contents mixed in a tumbler. The ratio of milk and water in the tumbler is: