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.

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