Answer Happy

Linguistics experts believe that the intended message that a sentence wishes to convey cannot be changed through misspelling some of the words for as long as the_first and last letter of each word in the sentence remain the same and the sequence in which the words appear and the letters of each word are maintained, e.g. the message in the following two sentences, the experts argue, is the same: Some students are dull while others are intelligent Smoe stuedtns are dlul wihle oehtrs are illnteigent Now, consider the following sentence: I FIND THE STATISTICS COURSE TO BE VERY EASY. Assuming the experts are correct, in how many ways can a person write the sentence without it losing its message? [Answer]

Question 2.2 An ant farm contains both red and black ants. A particular passage in the farm is so narrow that only 1 ant can get through at a time. If 10 ants (5 red and 5 black) follow each other through the passage, how many different colour patterns can be produced (assuming that the red ants are indistinguishable from each other, as are the blacks)? [Answer)