Find the best buy of the following purchases:
(i) A pack of 5 chocolate bars for Rs175 or 3 chocolate bars for Rs. 114?
(ii) Basker buy 1 1/2 dozen of eggs for Rs. 81 and Aruna buy 15 eggs for Rs. 64.5

Using the given picture find the total special offer price of fresh sweets and bakery products to buy 1/2 kg laddu, 1 kg cake, 6 pockets of bread.

Using the given picture prepare a price list.
Suppose you plan to buy 1½ kg of apple, 2 kg of pomegranate, 2 kg of banana, 3 kg of mango, ½ kg of papaya, 3 kg of onion, 1½ kg of tomato, and 1 kg of carrot in shop 1, how much will you save compared to shop 2.

Consider that you are going to buy the toys that are given below in the price list. Prepare a comparison price chart table and fi nd where will you get the best off er price and also fi nd how much you save?

[The amount to the nearest rupee as Rs.789.84 is rounded off to Rs.790]
 

The sizes in MB, for nine computer files are given below.
53 82 61 38 23 41 16 34 42
The files are to be grouped into folders. Each folder may contain a maximum limit of 100 MB.
(a) Determine the minimum number of folders required.
(b) Use the first-fit method to group the files into folders.
(c) Use the first-fit decreasing method to group the files into folders.