A man sells an article at a loss of 10%. If he had sold it for INR 75 more he would have gained 20%. The cost price of the article is (in Rs.):

A merchant buys 20 kgs of a variety of rice at INR 14 per kg and another 40 kgs of rice at INR 10 per kg. He mixes them and sells 1/3  of the mixture at INR 12.50 per kg. At what rate should he sell the remaining mixture so as to earn a profit of 25% on the whole outlay

A litre of water weights a kilogram, a litre of another liquid weights 1.340 kilograms. A mixture of the two weights 1.270 kilograms per litre. The ratio of their volumes in a litre of the mixture is:

The average monthly sale (in lakhs) is:

The sales in July is how many times to sales in May

The least number of five digits exactly divisible by 88 is: