12:5.6
13:i'm not sure
14:8
15:190
16:24
17:i'm not sure
643 = 4(160) + n
643 = 640 +n
643 - 640 = 640 - 640 + n
3 = n
n=3
hope this helps
Word form: sixty-seven-thousand eleven.
Expanded form: 60,000 + 7,000 + 11
The correct answer is A) 2/5
That is because the probability of it is equal to the number of numbers larger than 6 divided by 10, which is 4/10, or 2/5 when reduced.