Can someone me with these?
1. name a fraction greater than 4/5 but less than 5/6
2. name 3 fractions greater then 8/9.
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What expression is equivalent to 42x-56y

Jermaine has t subway tokens. karen has 4 more subway tokens than jermaine. raul has 5 fewer subway tokens than jermaine. which expression represents the ratio of karen's tokens to raul's tokens

Find the distance between (0,5) & (-4,2)