Sam and Lisa walk around a track. Sam walks each lap in 9 minutes. Lisa walks each lap in 6 minutes. The two of them begin at the starting line at the same time. They walk until they meet again at the starting line.
Answer the following questions.
How many laps does Sam complete?
How many laps does Lisa complete?
How much time does it take for them to meet again at the starting line?
Answers
Answer:
Electricity is the flow of electrical power or charge. It is a secondary energy source which means that we get it from the conversion of other sources of energy, like coal, natural gas, oil, nuclear power and other natural sources, which are called primary sources.
Human sex is determined by the presence or absence of a Y chromosome with a functional SRY gene. Once the SRY gene is activated, cells create testosterone and anti-müllerian hormone which typically ensures the development of a single, male reproductive system.Write a letter to the editor complaining about the hawkers outside your school premises causing a problem to the pedestrians and the motorists.
Answer:
How many laps does Lisa complete?
How much time does it take for them to meet again at the starting line