Not clear needs more information
Answer:
4 and 5
Step-by-step explanation:
The number of permutations of the 4 different letters, taken two at a time, is given by:
Complete Question
The diagram for the question is shown on the first uploaded image
Answer:
The final position of Karel is shown on the second uploaded image
Step-by-step explanation:
On the diagram the dot represents steps to be taken by Karel
Now after Karel the Dog has moved forward three spaces, Karel will be standing on a ball, so Karel will turn right move forward two spaces
So the final position of Karel is shown on the second uploaded image