Answer:
d, 700
Step-by-step explanation:
it's the only one that makes sense
A) condensation
B) the air around the glass of ice water is cooled. Moisture in the air condenses out once the temperature of the air reaches below the dew point.
C) evaporation
D) as the water is left out the warm temperatures allows the water to evaporate over time.
X = low-energy lamp
y = high-energy lamp
1) 4x + 5y
2) 120= 4x + 5y
132 ft / sec. I believe this is the answer.