1. convert to improper fractions
3/2 x -5/4= -15/8= -1 7/8
Answer: We agreed with this.
Step-by-step explanation:
Since we have given that

As we know that



So, 
Hence, we agreed with this.
4p^3(4p/1) is the answer (slash and divided are the same thing in case there's confussions)
2.5 × 7 = 17.5
15.5 + 17.5 = 33
The scuba diver is -33 feet below the surface of water after 7 seconds.
Hope that helped! c: