The following pie diagram represents expenditure on different items in constructing a building. Answer the following questions :

6. The following pie diagram represents expenditure on different items in constructing a building. Answer the following questions :

(a) Find the expenditure of each of the items if the total construction cost is Rs. 5,40,000.

(b) Which is the item with the maximum expenditure ?

(c) Which is the item with the minimum expenditure ?

Sol. Total expenditure = Rs. 540000

a.

Particulars	Measure of Central Angle	Expenditure in Rs.
Bricks	500	(50÷ 360)× 540000 = 75000
Cement	750	(75÷ 360)× 540000 = 112500
Steel	450	(45÷ 360)× 540000 = 67500
Timber	900	(90÷ 360)× 540000 = 135000
Labour	1000	(100÷360)×540000 = 150000
Total	3600	Total Expenditure  = 540000

(b) The item with maximum expenditure is labour.

(c) The item with minimum expenditure is steel.