If there are 12 exam questions this 80% if the questions on the exam, what is 100% of the questions on the exam

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Divide. write in simplest form 41/6 divided by 10

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate. in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30