A firefighter climbed up to the middle of a ladder to see if there was any fire on the second floor of a building and there was none; he then climbed up 10 more steps and saw some smoke so he came back down 14 steps and waited for 5 seconds to check his equipment. He then climbed 20 steps all the way to the top of the ladder and got off on the roof. How many steps are there on the ladder?

Answers

Answer 1

Answer:

Answer:

Step-by-step explanation:

Let there be n number of steps on the ladder.

First, the firefighter climbed up to the middle of a ladder. so to reach the middle of the ladder he must have climbed $\frac n 2$ steps.

Then, after climbed 10 more steps, the total number of stairs from the ground he climbed $= \frac n 2 +10$ .

Then, he came back down 14 steps, so the total number of stairs from the ground he climbed $= \frac n 2 +10 -14=\frac n 2 -4$ .

Remaining steps $= n - \left(\frac n 2 -4 \right)=\frac n 2 +4$

Given that he climbed 20 steps all the way to the top of the ladder which is equal to the remaining steps. So,

$\frac n 2 +4 = 20$

$\Rightarrow \frac n 2 = 20-4=16$

$\Rightarrow n = 16 * 2 = 32.$

Hence, there are 32 steps on the ladder.

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Thompson's market sells a 25 pound bag of happy chow dog food for $15.49 and a 30 pound bag of super chow dog food for $17.39 which brand is the better buy?Explain

Answers

Answer:

The better buy would be super chow since the price per pound($0.58) is cheaper than Happy chow's $0.62 so a buyer gets the same quantity but at a cheaper price

Step-by-step explanation:

Happy chow is $15.49 for 25 pounds

The price per pound Happy chow=15.49/25 =$0.62

Super chow is $17.39 for 30 pounds

The price per pound of Super chow=17.39/30=$0.58

Happy chows($0.62)>Super chow ($0.58)

The better buy would be Super chow since the price per pound($0.58) is cheaper than Happy chow's $0.62 so a buyer gets the same quantity but at a cheaper price

Happy chow is $15.49 for 25 pounds

The price per pound Happy chow=15.49/25 =$0.62

Super chow is $17.39 for 30 pounds

The price per pound of Super chow=17.39/30=$0.58

Happy chows($0.62)>Super chow ($0.58)

The better buy would be Super chow since the price per pound($0.58) is cheaper than Happy chow's $0.62 so a buyer gets the same quantity but at a

hope it helps!!!!!!!!!!!!!!!!

I need help pls, i would appreciate it !!

Answers

Answer:

a. x = 1.2, b. A = 32.1°

Step-by-step explanation:

1.41²-.75²=x²

a. x = 1.2

sin A = 0.75/1.41

b. A = 32.1°

Y + 4 (less than) 1

Answers

y less than -3 , hope it helped

Discuss the impact of risky behaviour on an individual and community at large

Answers

Answer:

Risky behavior refers to actions or decisions that have the potential to lead to negative outcomes or harm, either to oneself or to others. Such behavior can encompass a wide range of activities, including substance abuse, reckless driving, unsafe sexual practices, and engagement in criminal activities. The ramifications of risky behavior are multifaceted and can extend beyond the individual to impact the community at large. This discussion will delve into the consequences of risky behavior on both individuals and communities, highlighting the social, economic, and public health implications.

Impact on Individuals:

Risky behavior can have profound effects on the individuals involved. Physical and mental health risks are prevalent outcomes. For instance, substance abuse can lead to addiction, deteriorating health, and increased susceptibility to chronic diseases. Engaging in unsafe sexual practices can result in sexually transmitted infections and unintended pregnancies. Reckless driving might lead to severe injuries or fatalities. Moreover, risky behavior can exacerbate mental health issues, causing stress, anxiety, and depression due to the potential for adverse consequences and legal ramifications.

Impact on Communities:

The impact of risky behavior extends beyond the individual, affecting the community as a whole. One of the most prominent consequences is the strain on healthcare systems. Increased cases of injuries, illnesses, and mental health disorders stemming from risky behavior place additional burdens on healthcare facilities, leading to increased healthcare costs and resource allocation challenges. This, in turn, can lead to reduced quality of care for other community members.

Economically, risky behavior can result in significant financial burdens. For example, accidents caused by reckless driving can lead to property damage and medical expenses, burdening insurance companies and public resources. Criminal activities associated with risky behavior, such as theft or vandalism, can decrease property values and deter investment in the affected areas, ultimately impacting the economic vitality of the community.

From a social perspective, risky behavior can contribute to the erosion of social cohesion and trust within the community. Instances of criminal behavior or substance abuse can create feelings of insecurity and fear among residents. Additionally, the resulting strain on families and social networks due to the consequences of risky behavior can lead to breakdowns in relationships and support systems, further destabilizing the community fabric.

Public Health Implications:

Risky behavior also has significant public health implications. The spread of diseases, particularly through unsafe sexual practices or intravenous drug use, can lead to epidemics or localized outbreaks. This poses challenges for public health authorities in terms of disease prevention, containment, and treatment.

To mitigate the impact of risky behavior on individuals and communities, comprehensive strategies are required. These strategies could include educational campaigns aimed at raising awareness about the consequences of risky behavior, promoting healthy alternatives, and providing individuals with the necessary skills to make informed decisions. Furthermore, community-based support systems, access to mental health services, and rehabilitation programs can assist individuals in overcoming risky behavior patterns.

In conclusion, risky behavior has far-reaching implications, affecting not only the individuals engaging in such behavior but also the communities they are a part of. The physical, mental, economic, and social consequences underscore the importance of addressing risky behavior through holistic approaches that encompass education, healthcare, and community engagement. Efforts to curb risky behavior contribute not only to individual well-being but also to the overall health and vitality of communities.

Step-by-step explanation:

Given: x + 3.8 > -10.02. Choose the solution set. a. {x | x ∈ R, x > -6.22} b. {x | x ∈ R, x > -10.40} c. {x | x ∈ R, x > -13.82}

Answers

$x+3.8 \ \textgreater \ -10.02 \nx\ \textgreater \ -10.02 - 3.8 \nx\ \textgreater \ -13.82 \n \n\{ x | x \in \mathbb{R}, x\ \textgreater \ -13.82 \}$

The answer is C.

427 rounded to the nearest hundred

Answers

427 to the nearest hundred.

The hundred digit is 4. After the 4, is 2. And 2 is not up to 5, so we round down, by stepping down to zeros.

≈ 400 to the nearest hundred

400 because 427 is not closer to 500.

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