Form an ungrouped frequency distribution table for the weight of 25 students in STD IV given below and answer the following questions.
25, 24, 20, 25, 16, 15, 18, 20, 25, 16, 20, 16, 15, 18, 25, 16, 24, 18, 25, 15, 27, 20, 20, 27, 25.
(i) Find the range of the weights.
(ii) How many of the students has the highest weight in the class?
(iii) What is the weight to which more number of students belong to?
(iv) How many of them belong to the least weight?

The EB bill(in Rs.) of each of the 26 houses in a village are given below. Construct the frequency table

215	200	120	350	800	600	350	400	180	210	170	305	204
220	425	540	315	640	700	790	340	586	660	785	290	300

The number of hours spent by a school student on various activities on a working day is given below. Construct a pie chart.

Activity	Sleep	School	Play	Home work	Other
No of hours	8	6	2	3	5

1. Find the percentage of sleeping hours.
2. By what angle is home work more than play?
3. By what angle are other activities less than sleep?

Draw a pie diagram to represent the following data, which shows the expenditure of paddy cultivation in 2 acres of land.

Particulars	Seeds	Ploughing	Wages	Fertilizer	Harvest	Others
Expenses (Rs)	2000	6000	10000	7000	8000	3000

Also,
1. Find the percentage of the head in which he had spent more?
2. What percentage of money was spent for seeds?

Draw a suitable pie chart for the following data relating to the cost of construction of a house.

Particulars	Bricks	Steel	Cement	Timber	Labour	Others
Expenses:	10%	15%	25%	10%	20%	20%

Also, find how much was spent on labour if Rs.55000 was spent for cement.