2022 CJC J2 MYE P2 Q7
Timothy Gan
2022 CJC J2 MYE P2 Q7
Jovan has the following letter cards that are identical except for the printed letters.
These cards are arranged in a row.
(i)
Find the number of possible arrangements of these cards.
[2]
(ii)
Find the number of possible arrangements of these cards, if all the cards of the same letter in either uppercase or lowercase form are grouped together.
[3]
Jovan randomly picks $3$ cards and arranges them in a cardholder that is in the shape of a circle. There are exactly $3$ slots in the cardholder and each slot of the cardholder can take at most one card.
(iii)
Given that the slots are indistinguishable, find the number of possible arrangements of these cards in the cardholder.
[4]
Suggested Video Solutions
Share with your friends!
- No charge
- Unsubscribe anytime
Continue reading
5 Exam Preparation Tips: How We Help Students Excel in Exams
In the ever-evolving landscape of education, where academic success is often measured by performance in exams, the need for effective test preparation has never been more critical. Students face a
List MF 27
What is the MF 27? The MF 27, set to replace the MF 26 from 2025, is a comprehensive formula sheet developed by the Ministry of Education Singapore in collaboration
Panic No More: What To Do The Day Before An Exam?
As you approach the final hours before your exam, remember that a balanced approach is key. A light review can keep the information fresh in your mind, while preparing your