I need some help with this

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.

Type the correct answer in the box. use numerals instead of words. if necessary use / for the fraction bar.