Agirl is snorkeling 1 meter below sea level and then dives down another 4.5 meters. how far below sea level is the girl?

5.5 Meters below sea level

Step-by-step explanation:

Since sea level is at 0 meters, the girl is already 1 meter below sea level. When she dives down another 4.5 meters, you just add

1 + 4.5 = 5.5

and that's your answer

:)

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour

noncoplanar points are points that do not lie on the same line.