Answer:
$2
$18
Step-by-step explanation:
Answer:
A. 282
Step-by-step explanation:
A trick I know is if you add all the digits of the number and they add up to a multiple of 3, it is divisible by 3.
282:
2 + 8 + 2 = 12
187:
1 + 8 + 7 = 16
385:
3 + 8 + 5 = 16
412:
4 + 1 + 2 = 7
Answer:
c=6
Step-by-step explanation:
Answer:
None
Step-by-step explanation:
None. √-21 is not a real number.
I believe it would be 144 :)