Two people, A and B, travel from X to Y along different routes. Their journeys take the same amount of time.
90 km
A's route
XO
Y.

B's route
60 km
B travels at an average speed of 40 km/h.
What is A's average speed?

(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 .

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Determine domain and range, largest open interval, and intervals which function is continuous.