Sound travels about 700 miles per hour. if you stand in a canyon and sound a horn, you will hear an echo.

suppose it takes about 0.5 seconds to hear the echo. how far away is the canyon wall, in feet? round your answer to one decimal place.

Hye ryung is the president of the local chapter of the american medical students association (amsa). she is organizing local outreach and informational meetings. at her first meeting there are five people present (including herself). every month after that her group grows by 5 people. a. how many members are in the group after 6 months? b. the logistics of hosting and feeding her group at meetings was more complicated than expected. the cost of feeding 5 people at her first meeting was $30, for 10 people it was $35, for 15 it was $45, and after 6 months all of the costs had added up to $100. write a function to model the cost with the number of people attending meetings. c. what connections can you make between the linear growth of the group’s membership and the increasing costs of running meetings?

Arestaurant needs to buy thirty-seven new plates. if each box has five plates in it, how many boxes will they need to buy?

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?