Answer:
B) 454.50
Step-by-step explanation:
-25.50 + 480.00 = 454.50
The answer is D because when you put the missing value which is x you replace it to 10 and then you solve it I hope this helps
No it is not a prime number
10*a = 10000000
a = 1000000, one million
5*10*b = 500000000
b = 10000000, ten million
About ten times.