Answer:
6
Step-by-step explanation:
18-3 = 15. 15 divided by 2.5 is 6. Hope this helps!
When you multiply by 100 you have to move the decimal place 2 places to the right.
When you multiply by 1,000 you have to move the decimal place 3 places to the right.
When you multiply by 102 and 103, there is no simple trick as with multiplying by 100 or 1,000.
Your final answer is B. <span>multiplying 31.04 by 1,000</span>
Answer:

Step-by-step explanation:
1) Convert
to improper fraction. Use this rule:
.

2) Simplify 4 * 3 to 12.

3) Simplify 12 + 1 to 13.

4) Convert
to improper fraction. Use this rule:
.

5) Simplify 1 * 3 to 3.

6) Simplify 3 + 2 to 5.

7) Join the denominators.

8) Simplify.

9) Convert to mixed fraction.

(Decimal Form: 2.666667)
Thank you,
Eddie
$6 ? 5+4 =9
9-3 =6
I don't know if this is correct but this is how I would do it
Answer:
i is defined as the square root of -1.
i^2 = -1
i^3 = -i
i^4 = 1
Following the pattern, we see that i^40 = 1, so i^38 is two above, or equal to -1.
So, i^38 = -1.
Let me know if this helps!