x = 0.17(repeating 7) (1st)
10x = 1.77 (2nd)
subtract (1st) from (2n)
9x = 1.77 - 0.17
9x = 1.6
90x = 16
x = 16/90
x = 8/45
answer
8/45
Units. Isn't that obvious
A- 40/100 = x/25
I know this because 40% out of 100 and x/25 are how many students will get it.
What are we supposed to solve?