Answer:
The best testing strategy I have when it comes to multi choice is
if there are 4 answers ...2 of them you can easily eliminate with no problem. Then you have 2 more answers left and you find facts about each on and which one best relates to the question then boom. Oh and also always check for spelling and grammar in the answers because it will be wrong if its not correct.
Answer:
60 sec.
Explanation:
The first person has to travel 200m at 2 m/s. It will take him 200/2=100 seconds to reach the gate. The second person is moving towards the gate at 2 + 3 meters per second so it will take her 200/5 = 40 seconds to reach the gate. Therefore, person #1 needs an extra 100-40 = 60 seconds.
In determining safe speed of a vessel we must consider visibility, traffic density etc.
<h3>What is safe speed?</h3>
The safe speed of a vessel is the maximum speed the vessel can be operated to avoid hazards such as collision, damage of vessel, etc.
<h3>Factors considered when determining safe speed of vessels</h3>
In determining safe speed of a vessel we must consider the following factors such as;
- Weather condition, eg visibility
- Traffic density,
- Background light at night, etc
Thus, in determining safe speed of a vessel we must consider visibility, traffic density etc.
Learn more about safe speed here: brainly.com/question/6504879
Answer:
apples juice, salad oil, salt water
Explanation: