1. 428 pages: <em>There are a total of 428 pages</em> that you can flip to.
2. 1/428: Page 45 is <em>only one page out of the total sample space</em>.
3. 1/2: Since the last page is 428, there is an even number of pages. That means that there are<em> 214 page numbers that are even</em>. <em>214/428 = 1/2</em>.
Answer:
no sabeesslzozzmnz 00#9}}}%%%}%}%%¶}}}£}}%®©©
The answers are as follows; .275,.225, 2, .30
6x+21+15-2x
4x+36
hope this helps...