Answer:
90
Step-by-step explanation:
100%-10%=90%
90%->81
10%->9
100%->9+81=90
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Yes
For example: Cut an apple into 9ths and another one into 8ths. Which has a bigger slice?
D. works because if you work it out that means 2n=140 and then divide by 2 which means n=70 and the other number is 71
