PLEASE HURRYLO giving brainliest
Rachel ran 5 miles every day last week. Her running time was as follows: 39min, 42 min, 41 min, 38 min, 39 min, 39min, 42min. What was her mean running time for 7 miles?

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

Ineed to know the answer to this algebra question.

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.