If the cost price of 15 tables is equal to the selling price of 20 tables. The loss percent is:

If 8% of x is the t same as 4 % of y, then 20% of x is the same as:

In a village, 70 percent of the households have a mobile. 20 percent of the households have TV and 15 percent of the families have both TV and mobile. If the total number of families is 116, then how many families have neither mobile nor TV?

In a school 80% of the students are girls. The number of boys are 500. Then the total number of students in the school is

Price of sugar rises by 20%. By how much percent should the consumption of sugar be reduced so that the expenditure does not change?

A dozen pairs of socks quoted at 180 are available at a discount of 20 %. How many pairs of socks can be bought for 48? 

15 litres of a mixture contains alcohol and water in the ratio 1 : 4 , If 3 litres of Water is mixed in it , the percentage of alochol in the new mixture will be : 

A man spends a part of his monthly income and saves the rest. The ratio of his expenditure to the saving is 61 : 6. If his monthly income is Rs .8710, the amount of his monthly saving is