Samacheer Kalvi Class 5 Maths Solutions Term 3 Chapter 7 Information processing InText Questions

Situation 2 (Text Book Page No. 63)

 

Mugilan is the secretory of the Math club in his school. The principal of the school has announced for a quiz competition and Mugilon is given the incharge of arranging for the competition. Write the tasks to be done by Mugilon.
Answer: Mugilan needs to plan several things for the quiz competition. First, he must decide how many people will be in each team and how many teams can join from each class. Next, he has to tell all the students about the competition so they can prepare. He also needs to choose a quiz master to host the event. Then, he has to decide how many rounds the quiz will have. Finally, he must think about the prizes and how they will be given out to the winners. Planning ahead helps make sure big events run smoothly.
In simple words: Mugilan will plan the number of teams and players, tell students about the quiz, choose a quiz master, decide the number of rounds, and arrange for prizes.

🎯 Exam Tip: When listing tasks, ensure they cover all stages of an event, from planning to execution and rewards.

 

Situation 2 (Text Book Page No. 64)

 

Consider the situation Vizhyans birthday is on Wednesday. His father asked his sister Poovizhi to arrange for the party. She is happy to do it but does not know how to arrange for the party. Her father suggested her to first break the event into smaller tasks and complete those tasks one by one. Poovizhi thought that this way she could easily arrange for the party. If you are Poovizhi what would be tasks you will plan for. Write the smaller tasks which you will arrange.
Answer: If I were Poovizhi, I would plan the party by breaking it into smaller tasks. First, I would set a budget to know how much money can be spent on the party. Then, I would make a list of all the guests to invite. After that, I would go shopping to buy gifts for the birthday boy, Vizhyan. I would also order or prepare the invitations to send to the guests. Lastly, I would plan all the food for the party. Breaking a big task into smaller steps makes it easier to manage and complete.
In simple words: I would set a budget, make a guest list, buy gifts for Vizhyan, send out invitations, and plan the party food.

🎯 Exam Tip: Always break down large projects into small, manageable steps to ensure nothing is forgotten and the process is less overwhelming.

 

Activity (Text Book Page No. 64)

 

Sort the factors of 40,72 and 75 from the number board given below.

Answer:Here are the factors for 40, 72, and 75 found on the number board:O – Factors of 40: 1, 2, 4, 5, 8, 10, 20, 40
□ – Factors of 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24
Δ – Factors of 75: 1, 3, 5, 15
A factor is a number that divides another number exactly, without leaving a remainder.
In simple words: We find numbers that divide 40, 72, and 75 perfectly from the list. The factors are then grouped for each number.

🎯 Exam Tip: To identify factors, try dividing the main number by each number in the list. If there's no remainder, it's a factor.