Answer :

1. Are you asking how to solve or simplify?

If so, the answer is simple.

PEMDAS 
Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction.

10 divided by 9 times 7 divided by 5.

9 times 7 first. 63 so lets re word the equation

10 divided by 63 divided by 5

now its 6.3 divided by 5

I got 1.26 
 now if i did it the way I was taught in highschool this will be the answer..

1.555555555...

Am I correct with either?
Times 10 and 7. Then times 9 and 5. U would get 70 and 45 (make it into 70/45). Divide both numbers by 5 it would equal 14/9 and u can put as 14/9 or u can put it as 1 5/9, depends on kind of teacher.