A business has 1000 kg of rice, part of which he sells at 8% profi and rest at 18% profit. He gains 14% on the whole. How much rice did he sell at 18% profit?

In a certain sock drawer, there are 4 pairs black socks, 3 pairs of back socks, 3 pairs of gray of gray socks...

In a class, average mark in an exam is 70. The average of student of student who scored below 6o is 50. The av...

Two tanks A and B are are filled with petrol. Tank A holds 600 litre more than tank B. If 100 litre of petrol...

How mant psoitive intigers less than 20 are equal to sum of a positive multiple of 3 and a positive multiple o...

If three metal cubes having sides of 3 cm, 4 cm and 5 cm were melted to make a single cube, what would be the...

Two items were sold together for taka 3600. One item was sold at 20% profit while the other was sold at 20% lo...