Ihave a math project. we have to provide facts about anything in scientific notation. how do i find the scientific notation of rain

Lorenzo ate 2/5 of his bag of almonds. his 4 friends ate equal shares of the remaining bag of almonds?

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost