Answer:
9/140
Step-by-step explanation:
9/20⋅5/35
Factor the number: 35= 5⋅7
9/20⋅5/5⋅7
Cancel the common factor: 5
9/20⋅1/7
Apply the fraction rule
9⋅1/20⋅7
Multiply the numbers: 9⋅1=9
9/20⋅7
Multiply the numbers: 20⋅7=140
9/140
There's your answer ;)