Verified Answer :

Missing number = 42
It can also be simplified.

Neuron

If you would like to know what is the missing number 7/8 = ?/48, you can calculate this using the following steps:

7/8 = ?/48    /848
7 48 = ? 8
336 = ? * 8    /8
? = 336/8
? = 42

Result: The missing number is 42.