Mary can read 20 pages in 30 minutes. How long would it take her to read a 100 page book

hope this helps!!

Step-by-step explanation: This is a proportions problem:

22 pages → 30 minutes

100 pages → x minutes

The proportion is

22/100 = 30/x

Then

x = (100/22)(30) minutes = 136.4 minutes.

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.