Its A
3/7 + 2/3 = 23/21
and 23/21 as a mixed number is:
1 and 2/21
140 pages
1/3 of 300 is 100pages
20% of 200 (remaining pages) is 40
100 + 40 = 140
Using a graphical tool we obtain that the solution of this system
(intersection between the lines)
is given by the point
(x,y) = (2,4)
It is 92826261 i am patrol guy