The answer is 2.5 kilograms. One kilogram is 1000 grams.
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Answer: 92.5 inches by 100 inches.
Step-by-step explanation:
1. You know that 1 inch represents 8 feet and the dimensions of the building are 740 feet by 800 feet, therefore, you must apply the proccedure shown below:


2. Then, as you can see, the dimensions of the building on the drawing are 92.5 inches by 100 inches.
If your asking to multiply 9x5 then the anwser is 45.
24a-18a+12a is equal to 18a
hence, divide it by 6a
so you get 3a :)