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Question
primary 5 | Maths
| Whole Numbers
One Answer Below
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Help please
Date Posted: 7 months ago
Views: 163
15.
For the set of 4,
Average = ★
Total value = 4★
For the set of 5
Average = ★ + 3
Total value = 5★ + 15
Note:
5★ + 15 = 4★ + 79
(subtract 15 from both sides)
5★ = 4★ + (79 - 15)
5★ = 4★ + 64
(subtract 4★ from both sides)
★ = 64
For the set of 4,
Average = ★
Total value = 4★
For the set of 5
Average = ★ + 3
Total value = 5★ + 15
Note:
5★ + 15 = 4★ + 79
(subtract 15 from both sides)
5★ = 4★ + (79 - 15)
5★ = 4★ + 64
(subtract 4★ from both sides)
★ = 64
See 1 Answer
done
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Hope this helps
Date Posted:
7 months ago
Thank You
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