3 marksStandard
Consider a word consisting of 10 letters: the letter 'A' appears 3 times, the letter 'B' appears 3 times, and the remaining letters are all distinct and different from A and B. How many distinct arrangements of the letters are possible?
- (a)[3]
Find the number of distinct arrangements of the letters in this word.
Work it out, then check it
Your working is checked step by step against the answer key, with method marks, units and carried-forward errors handled the way a mark scheme handles them.
Answer this and get it marked, freeFree account, no card. Three marked written answers a day on the free plan.