Yes it is 10.
Step 1: convert the mixed number to a fraction so now it is 15/2 divided by 3/4
Step 2: flip the second fraction so now it is 15/2 divided by 4/3
Step 3: multiply straight across so 15x4 and 2x3
Step 4: now you have 60/6
Step 5: reduce that and now you have 10
I hope this helps :)