Step-by-step explanation:

A.
B and C are wrong because x is more than or equal to 3.
D is wrong because y is the weight of oranges and cannot be negative.
Answer: Yes
Step-by-step explanation: To determine whether 7/3 is a rational number, remember all fractions either positive or negative are rational numbers.
Therefore, 7/3 is a rational number.
Answer:
35.4m below sea level
Step-by-step explanation:
172.5 - 137.1 = 35.4
Well is the length is 4 ft, and 1 ft is 12 inches we need to do 12×4, which is 48.
So now we know that the length is 48, and the height is 4, so it would be 48×4, which gives us our answer, 192 inches!