Answer:
3/4
Step-by-step explanation:

Effectively, divide both numerator and denominator by their greatest common factor, 12.
4/6, 12/15, 8/12 are some of the expressions
Answer:
620 x 7 + 6 is correct all the other ones are incorrect
Step-by-step explanation:
Answer: n will be 4
Step-by-step explanation: