Write a function that describes the sequence 7, 8, 9, 10,... Use y for the term in the sequence and n for its place in the list. This needs to be right, this is a 20 point question!!!

Yao xin puts 3/10 liters of potting soil in each pot for planting flowers. she has 5 2\3 liters of potting soil. how many pots can yao xin fill?

Can someone answer this question for me

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?