2. Ramona spent 20 minutes on homework on Monday, 20 minutes on Tuesday, 40 minutes on Wednesday, 30 minutes on Thursday, and 0 minutes on Friday.
What is the mean number of minutes she spent on homework?

Ramona spent 110 minutes on homework

Step-by-step explanation:

You want to add up all the minutes spent on homework altogether.

20 +20 = 40

40 + 40 = 80

80 + 30 = 110

110 + 0 = 110

So, Ramona spent a total of 110 minutes on homework. Hope this helps!

people went from manufacturing one object at a time by hand to manufacturing many objects in factories

13

step-by-step explanation:

distance formula is d=√(x2-x1)^2   +   (y2-y1)^2