Mary had at least an 80% on her test write an inequality to represent this situation

 The inequality to represent the given situation will be :_

Step-by-step explanation:

Let x be the percentage of marks Mary had scored in her test.

The given statement  says "Mary had at least an 80% on her test", where the word "at least " means "greater than or equals to" .

Therefore, the required inequality will be :-

Hence, The inequality to represent the given situation will be :-

the answer would be 1 1/72

step-by-step explanation:

you can rewrite the equation by separating the parts and then solving individually:

10-9=1

1/8 - 1/9=

find l c d and then combine:

1 1/72