Back to the full dot-point answer
United StatesMathsQuick questions
Statistics and Probability
Quick questions on Counting, permutations and combinations - ACT Mathematics
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
A password uses 2 letters followed by 1 digit, with repetition allowed (26 letters, 10 digits). How many are possible? [1 point]
What is q2?Show answer
How many ways can 3 finishers (gold, silver, bronze) be chosen from 5 runners? [1 point]
Have a question we have not covered?
This dot-point answer is short enough that we have not extracted many short questions yet. Read the full dot-point answer or ask Mo, our study assistant, in the chat for follow ups.