Answer:
9/12
Step-by-step explanation:
First you multiply 3x12 which equal 36 then you divide 36 by 4 which equal 9 so your answer is 9/12
Answer: Can you tell me how do you want it answered?
Step-by-step explanation:
It can be written as 5 x 10^ -11 or 0.5 x 10^ -10
Hope it helps.