The first "?" is 6. It is because you get from 32 to 20 by subtracting 12 from 32. Same for 14 to 2. You subtract 12 from 14 to get 2. So, what do you subtract from 12 to get to -6? You would just add 12 to -6, which is 6.
The second "?" is -22. It'd the same reasoning. -10 minus 12 is -22.
1/12 or decimal form 0.083 with repeating line
Answer:
The expression is;
Number of books = length of box/thickness of book
= 81/2/9 = 81 books
Step-by-step explanation:
Here, we want to determine the number of books that will fit into a box given the length of the book and the box.
The expression that can be used to get the number of books will be;
Number of books = length of box/thickness of book
= 18 divided by 2/9
= 18 * 9/2 = 81 books
Answer: 
Step-by-step explanation:
The first four ordered pairs using the two sequences are:
The first rule is to add 10, then divide by 2 starting from 2
Add/Divide:
÷
Add/divide again:
÷
÷
Add/divide again:
÷
