Exercise 7.4 - Chapter 7 Information Processing 8th Maths Guide Samacheer Kalvi Solutions - SaraNextGen [2024-2025]

Updated By SaraNextGen

On April 24, 2024, 11:35 AM

Question $1 .$
Find the best buy of the following purchases:
(i) A pack of 5 chocolate bars for ₹ 175 or 3 chocolate bars for ₹ 114 ?
Answer:

(ii) Basker buy $1 \frac{1}{2}$ dozen of eggs for 81 and Aruna buy 15 eggs for $₹ 64.50$ ?

Answer:

Question 2.

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.

Answer:

Question $3 .$
Using the given picture prepare a price list.
Suppose you planto buy $1 \frac{1}{2} \mathrm{~kg}$ of apple, $2 \mathrm{~kg}$ of pomegranate, $2 \mathrm{~kg}$ of banana, $3 \mathrm{~kg}$ of mango, $\frac{1}{2} \mathrm{~kg}$ of papaya, $3 \mathrm{~kg}$ of onion, $\frac{1}{2}$ $\mathrm{kg}$ of tomato, and $1 \mathrm{~kg}$ of carrot in shop $\mathrm{I}$, how much will you save compared to shop 2 .
Shop 1

Price in shop 2-Shop 1=715-675.75
$=₹ 39.25$
We can save ₹ $39.25$ in shop I compared to shop 2 .
 

Question $4 .$
You want to buy some grocery items as per your shopping list that are given in the picture with their price. Also you have a bag that capacity of carrying $7 \mathrm{~kg}$. Using weight ratio approach tabulate to find the total price and how much can you buy more grocery items within your budget of $₹ 1000$ and not exceeding $7 \mathrm{~kg}$.
Shopping list
1. $2 \mathrm{~kg}$ of red chili
2. $2 \mathrm{~kg}$ of coriander
3. $1 \mathrm{~kg}$ of garlic
4. $1 \mathrm{~kg}$ of tamarind
$5.2 \mathrm{~kg}$ of toor dal

Objective Type Questions
Question 5 .
Online or television advertisements influcnce people on spending decisions by
(a) using special music
(b) making them think that they need the item
(c) using attractive pictures
(d) all the above
Answer:
(d) all the above
 

Question $6 .$
When I go shopping, I will buy
(a) somcthing that looks attractive
(b) something my friend has
(c) something that I nced to purchase
(d) the first thing I see in the store
Answer:
(c) something that I nced to purchase
 

Question $7 .$
The best shopping choice is to
(a) shop at brand name stores always buy
(b) compare the choices before buying
(c) the same thing my fricnds bought
(d) buy at a regular shop always
Answer:
(b) compare the choices before buying