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Primary 6 Problem Sums/Word Problems - Try FREE

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Question 1 of 4

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Study the figure above.
 
(a) How many triangles would pattern 789 contain?
 
(b) How many triangles would pattern 654 contain?
 
 
 
Notes to students:
If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12
The correct answer is : 3156,2616
(a)____(b)____