Directions (1 - 3): Pie-charts show the expenses on various heads show the expenses on various heads in construction of a house. Study the pie-chart.
Direction image of Pie Chart chapter
Direction image of Pie Chart chapter

Examveda
Examveda

The percentage increase in the amount spent on labour from 1991 to 2001, given that the total amount spent on the construction of the house is Rs. 360000 in 1991 and Rs. 864000 in 2001 is:

A. $$3\frac{1}{9}$$ %

B. $$43\frac{1}{3}$$ %

C. $$41\frac{2}{3}$$ %

D. $$166\frac{2}{3}$$ %

Answer: Option D

Solution(By Examveda Team)

$$\eqalign{ & {\text{Expenditure on labourers:}} \cr & {\text{Year }}1991 = \frac{{360000 \times 90°}}{{360°}} \cr & \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = {\text{Rs. }}90000 \cr & {\text{Year }}2001 = \frac{{864000 \times 100°}}{{360°}} \cr & \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = {\text{Rs. }}240000 \cr & {\text{Percentage increase}} \cr & = \frac{{240000 - 90000}}{{90000}} \times 100 \cr & = 166\frac{2}{3}\% \cr} $$

Join The Discussion

Related Questions on Pie Chart