N2015 P2 Q11

Timothy Gan

These Ten-Year-Series (TYS) worked solutions with video explanations for 2015 A Level H2 Mathematics Paper 2 Question 11 are suggested by Mr Gan. For any comments or suggestions please contact us at support@timganmath.edu.sg.

2015 A Level H2 Math Paper 2 Question 11

This question is about arrangements of all eight letters in the word CABBAGES.

(i)

Find the number of different arrangements of the eight letters that can be made.

[2]

(i) Find the number of different arrangements of the eight letters that can be made.

[2]

(ii)

Write down the number of these arrangements in which the letters are not in alphabetical order.

[1]

(ii) Write down the number of these arrangements in which the letters are not in alphabetical order.

[1]

(iii)

Find the number of different arrangements that can be made with both the A’s together and both the B’s together.

[2]

(iii) Find the number of different arrangements that can be made with both the A’s together and both the B’s together.

[2]

(iv)

Find the number of different arrangements that can be made with no two adjacent letters the same.

[4]

(iv) Find the number of different arrangements that can be made with no two adjacent letters the same.

[4]

Suggested Handwritten and Video Solutions


N2015 P2 Q11


N2015 P2 Q11


N2015 P2 Q11

Method I


N2015 P2 Q11

Method II


N2015 P2 Q11


N2015 P2 Q11


N2015 P2 Q11


N2015 P2 Q11

Method I


N2015 P2 Q11

Method II


N2015 P2 Q11

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Published: 8th September 2022

Written by

Timothy Gan

This is Tim. Tim loves to teach math. Tim seeks to improve his teaching incessantly! Help Tim by telling him how he can do better.

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