<span>Fill in the number that makes this sentence true 6x9=(6x5)+(6x) (6x5)</span>
13.25x3-(8.50x3)=x x is the cost of the system
Answer:
D.34
Step-by-step explanation:
Let's the A be the 20th board counting from the top of the stack, and B be the 16th board counting from the bottom of the stack. If A is immediately below B, this means B is the 19th board counting from the top of the stack, and also there are 18 other boards that are above B. So the total number of board in the stack would be
16 + 18 = 34
D is the correct answer
Step-by-step explanation:
1. 9
2. 105
3. 8
4.0
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