Answer:

Step-by-step explanation:
Given
![6\ [\ ]\ (\ 3\ [\ ]\ 1\ )\ [\ ]\ 5\ [\ ]\ 1\ =\ 17](https://tex.z-dn.net/?f=6%5C%20%5B%5C%20%5D%5C%20%28%5C%203%5C%20%5B%5C%20%5D%5C%201%5C%20%29%5C%20%5B%5C%20%5D%5C%205%5C%20%5B%5C%20%5D%5C%201%5C%20%3D%5C%2017)
Required
Fill in the box with +,-, x, and ⌯ (once each)
This question is solved using trial by error approach.
After some tests, the solution that matches the equation is:

Answer:
11 and 12
Step-by-step explanation:
x=smaller
y=larger
2y=3x-9 x+1=y
2(x+1)=3x-9
2x+2=3x-9
11=x
11+1=y
12=y
Answer:
3
Step-by-step explanation:
8 in the 10,000s place is worth 80,000.
8 in the hundreds place is worth 800.
80,000/800 = 100
Answer: 100 times.