Answer:
1 is multiplication
2 is addition
3 is simplification
4 is division
5 is simplification
Step-by-step explanation:
5 the answer I took the test
Sea level is 0
robert dives 40 ft.....-40
he then rises 23 ft.....-40 + 23 = -17
he then dives 19 ft to meet Sam....-17 - 19 = -36
together they rise 31 ft...-36 + 31 = - 5
they are 5 ft below sea level <==
