Answer:
2/7
Step-by-step explanation:

let's plug the value of x and y as 5 and 4 respectively to find the value of given expression :
Answer:
60%
Step-by-step explanation:
The fraction 12/20 in simplest form would be 6/10 which come be converted to a percentage. (6x10)/(10x10)=60/100 or 60%.

just to clarify the engineering notation, E6 is just 1 and 6 zeros, or a million, thus, 107,000,000 is just 107E6.