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pahelp po plsssssssssssssssssssGiven Product of Means Product of Extremes Equal or Not Proportion or Not proportion
1. 3 : 5 = 9 : 15
2. 3 : 6 = 6 : 12
3. 4 : 7 = 12 : 7
4. 5 : 2 = 10 : 4
5. 3 : 4 = 6 : 8
LESSON 3 : Recognizes when Two Quantities are in Direct Proportion
Learning Task 1:
Read and Study.
• Direct proportion is a relationship between two quantities, whenever one quantity increases or decreases, the other quantity increases or decreases.
• When two quantities are in direct proportion, we can say that they are directly proportional. Word problems can be solved using cross product rule.
Problem 1:
Rommel can read 1 book in 2 days. How many books can he read in 6 days?
Column X represents the number of books read and column Y represents number of days.
X (book/s) Y (days)
1 2
2 4
3 6
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