The area of a trapezium is 100 cm2 . If the distance between the parallel sides of the trapezium is 10 cm, then what is the sum of the lengths of the two parallel sides?
The following bar graph shows the monthly incomes (in thousand rupees) of Aman, Suman and Jyoti in six consecutive years.
What was the difference between the average monthly income of Jyoti over all the six years taken together and Aman's monthly income in the year 2006?
The following pie chart shows the actual number (in '000) of books printed in a year by 6 different publishers.
What is the sum of the central angles made by sector P4 and sector P6?