What is the value of the median?

The following division is being performed using multiplication by the reciprocal find the missing numbers is 5/12 divided by x/3 equals 5/12 times x/10 equals 1/x

What are the excluded values? m+5/mn+3m

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is