Answer: 5.11531531532
Explanation:
To solve this problem we need to use cross multiplication, meaning we multiply the numbers diagonal from each other. So we would multiply 3.4 & 16.7 and 11.1 & r. If we multiply these, we would get 56.78=11.1r and all we need to do from that is divide. And
=5.11531531532⋅
To check your answer divide 11.3 & 3.4 and 16.7 & 5.11531531532.
If you divide the pair of numbers you should get around 3.26470588235
:)