i think it’s is a for the first one
No, they are not.
Have a good day!
Answer:
84
Step-by-step explanation:
In interval questions we use LCM
LCM of 7, 12=84
Therefore, the number of beats will pass before he again strikes them at the same time is 84
The correct option is: Option (C) 2Explanation:The slope formula is = m =

Insert the values in the above formula:
m =

Which is Option (C).