If the height of a given cone be doubled and radius of base remains the same, the ratio of the volume of the given cone to that the second cone will be -

The smallest natural number, by which 3000 must be divided to make the quotient a perfect cube, is : 

The largest number of five digits, which is a perfect square is 

The Banker's discount on a bill due 6 months hence at 16% per annum is ₹ 216. The true discount is: 

Vishnu travelled equal distances at speeds of 10 km/hr, 30 km/hr and 8 km/hr and took a total of 15.5 minute to complete. Find the total distance he travelled in km.

The given pie chart shows the percentage of students enrolled for the courses A, B, C, D and E in a university and the table shows the percentage of students that passed, out of the enrolled students.
Total Students=60,000

How many students passed in Course B?

Directions: The bar chart given below shows the percentage distribution of the production of various models of a mobile manufacturing company in 2007 and 2008. The total production in 2007 was 35 lakh mobile phones and in 2008 the production was 44 lakh. Study the chart and answer the following questions.
Percentage of six different types of mobiles manufactured by a company over two year

If the percentage production of A type mobiles in 2008 as same as that in 2007, then the number of A type mobiles produced in 2008 would have been 

If A earns $$ {33{1\over 3} \%}$$  more than B, how much percent does B earn less than A?