Sully has completed 3/10 of a book. He has read 45 pages so far. How many pages are in the whole book?

150 pages

Step-by-step explanation:

3/10 is equal to 0.3, or 30% of the book. We can set up an equation to find the total number of pages in the book, with x representing the number of pages.

0.3x=45

0.3x/0.3=45/0.3

x=150

i dont know

step-by-step explanation:

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value