The pie-chart given in Fig. 25.18 shows the annual agricultural production of an Indian state. If the total production of all the commodities is 81000 tonnes, find the production (in tonnes) of

(i) Wheat (ii) Sugar (iii)Rice (iv)Maize (v)Gram

Draw a pie diagram for the following data of the investment pattern in a five years plan :

The pie chart given in Fig. 25.17 represents the expenditure on different items in constructing a flat in Delhi. If the expenditure incurred on cement is Rs. 112500, find the following

1) Total cost of the flat.

2) Expenditure incurred on labour.

The following pie chart shows the number of students admitted in different faculties of a college. If 1000 students are admitted in Science answer the following :

(i) What is the total number of students?

(ii) What is the ratio of students in science and arts?

In Fig. 25.20, the pie-chart shows the marks obtained by a student in an examination. If the student secures 440 marks in all, calculate his marks in each of the given subjects.