Answer:
The answer is B (30)
Step-by-step explanation:
X = 3 and y = 6.
4(3) = 12
3(6) = 18
12 + 18 = 30
To write the number is standard form we need to move the decimal point six times to the right, then:

therefore the answer is b.
Answer:
48 hours or 2 days
Step-by-step explanation:
brainly pls