Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions

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Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions

Tamilnadu Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions

Question 1.
In a meeting, breakfast is served with coffee, Tea and Milk. Breakfast items are Idly, Dosai and Pongal. Each one can have a drink and breakfast. How many such combinations can be there?
Solution:
Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions 1 Q1
So they have 9 combinations such as

  1. Coffee and Idly
  2. Coffee and Dosai
  3. Coffee and Pongal
  4. Milk and Idly
  5. Milk and Dosai
  6. Milk and Pongal
  7. Tea and Idly
  8. Tea and Dosai
  9. Tea and Pongal.

Question 2.
Place the numbers from 1 to 12 exactly once in the circles so that the sum of numbers in each of the 5 lines of the star is 24.
Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions 2 Q1
Solution:
By trial and error, we arrange the numbers to get the sum 24.
Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions 2 Q1.1

Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions

Question 3.
Place the numbers from 1 to 12 in the circles without repetition to get a sum of 28, 29, 30 and 31.
Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions 2 Q2
Solution:
Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions 2 Q2.1

Question 4.
Find the minimum number of straight lines used in forming the figure.
Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions 3 Q1
Solution:
Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions 3 Q1.1
The straight lines may be labelled as
Vertical lines = 5
Horizontal lines = 3
Standing lines = 6
Total of 14 lines are needed.

Question 5.
Find the dots in the 12th figure of the following:
Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions 3 Q2
Solution:
Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 6 Information Processing Additional Questions 3 Q2.1
10th figure will have 10 × 3 = 30 dots.
And 12th figure will have 12 × 3 = 36 dots.