Other Topics Puzzle – Challenge 98
Other Topics Puzzle – Challenge 98 asks how many ways six people can sit in a line if two of them cannot sit together. The quick route is to count all the arrangements, then subtract the ones where the pair is adjacent — treating that pair as a single block.
Other Topics Puzzle – Challenge 97
Other Topics Puzzle – Challenge 97 is a multiple-choice math challenge from Effortless Math. Read the problem, choose from the answer options below, then open the solution to see the full step-by-step working and check your reasoning against it. This is a great mathematics puzzle and brain teaser which contains some mathematical content. Can you solve it? The full […]
