Question

The pie - chart given in figure represents the expenditure on different items in constructing a flat in Delhi. If the expenditure incurred on cement is Rs 112500, find the fillowing:

(i) Total cost of the flat.
(ii) Expenditure incurred on labour.

Answer 1

Expenditure on cement = Rs 1,12,500 and its central angle = ${75}^{\circ }$
(i) $\therefore$ Total cost $=\frac{Rs1,12,500\times {360}^{\circ }}{{75}^{\circ }}$
= Rs 5,40,000
(ii) Expenditure on labour
$=Rs\frac{Rs1,12,500\times 100}{75}$ = Rs 1,50,000