An open box is made of wood 3 cm thick. Its external dimensions are 1.36 m, 1.06 m and 8.3 dm. The cost of painting the inner surface of the box at 50 paise per 100 sq. cm (in Rs.) is 

Directions: The following bar graph shows the percentage breakup of a Sunil’s salary from year 2012 to 2016. With the given information, find the following questions.

If the saving in 2012 is 4/5th of the saving in 2014. Then what is the total expenditure spent on food in 2012? (Given that total expense in 2014 is ₹ 1,85,000)

The value of   $$ {(0.03)^2 - (0.01)^2}\over 0.03-0.01 $$

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 : 

If the compound interest rate is 20% per annum compounded half yearly, then what will be the interest for two years on the principal of Rs. 100000?

Find the angle between the hour hand and the minute hand of a clock when the time is 3.25 

The ratio of the ages of two persons is 4 : 7 and the age of one of them is greater than that of the other by 30 years. The sum of their ages ( in years ) is 

The midpoints of AB and AC of a triangle ABC are X and Y respectively. If BC + XY = 12 units, then BC – XY is: