Step-by-step explanation:
Let x be the lost number then
x - 2/3 = 1/2
x = 1/2 + 2/3
x = (3 + 4)/6
x = 7/6
Sry but I need more information to answer the question. So so sry!
Answer:
UC - Berkley
Step-by-step explanation:
Willard F. Libby was a physical chemist noted for his role in radiocarbon dating.
He received his undergratuate degree in chemistry at University of California at Berkley and taught at University of Chicago's institute for nuclear studies. He received the Nobel Prize in Chemistry
The answer is B (second choice)
The answer you are looking for is:

+
hope that helps!!
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