An alarm rings 8 times every 5 secondswhat is the unit rate, in rings per second

a 0.625
b 1.6
c 3
d 40

Answers

Answer 1
Answer:

Answer:

B

Step-by-step explanation:

8/5=1.6


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Which of the following is the solution to 4 | x + 3 | ≥ 8?A. x ≤ -5 and x ≥ -1
B. x ≥ -1
C. x ≤ -5 or x ≥ -1
D. x ≥ -5 or x ≥ -1

Answers

First we get rid of the 4 by dividing by it:

4 | x + 3 | ≥ 8 =>
| x + 3 | ≥ 2

Then eliminate the absolute operator like this:

| x + 3 | ≥ 2 =>

-x-3 ≥ 2 or x+3 ≥ 2

Simplify:

-x ≥ 5 or x ≥ -1=>
x ≤ -5  or x ≥ -1

That's answer C
either  4(x + 3) >= 8  or 4(x + 3) <= -8

4x + 12 >=8                 
4x  >= =4
x >= -1
or 

4x + 12 <= -8
4x <= -20
x <= -5 

Answer is C

What time is 5 3/4 hours after 9:22 pm?

Answers

it would be 3:07 in the morning
9:22 PM + 5h = 2:22AM next day

3/4 h = 45min

1h = 60min

60min - 22min = 38min
45min = 38min + 7min

2:22AM + 45min = 2:22AM + 38min + 7min = 3:00AM + 7min = 3:07AM

Answer: 5 3/4h after 9:22PM is 3:07AM next day.

Sam used 17 cans of paint to paint 6 walls. He used the same amount of paint on each wall. Which is the correct way to show how to find how many cans of paint he used for each wall.

Answers

Answer:

The number of cans of paint he used for each wall is 2(5)/(6) cans

Step-by-step explanation:

Here we are told that Sam used 17 cans of paint to paint 6 walls

The correct way to find out how many cans of paint he used to paint each wall is as follows

Number of walls 17 cans of paint can paint = 6 Walls, we therefore divide both side of the equation by 6 so that the number of walls painted will be 1 as follows

6 Walls = Number of walls 17 cans of paint can paint

6/6 Walls  = Number of walls 17/6 cans of paint can paint

∴ 1 Walls  = Number of walls 17/6 cans of paint can paint  or

∴ 1 Wall  = Number of walls 2(5)/(6) cans of paint can paint

Which gives;

Number of walls 2(5)/(6) cans of paint can paint = 1 Wall or

The number of cans of paint he used for each wall = 2(5)/(6) cans.

Writeeach number in scientific notation.


a) 12,340,000 




b) 0.00057 

Answers

a) move the decimal 7 places to the left: 1.234 x 10^7

b) move the decimal 4 places to the right: 5.7 x 10^-4

Hope this helps!!
1\underbrace{2340000}_(\leftarrow7)=1.2340000\cdot10^7=1.234\cdot10^7\n\n\n0.\underbrace{0005}_(4\to)7=5.7\cdot10^(-4)

Express (5a^3n)^3 with positive exponents. please hey im taking my final exam

Answers

The expression of (5a³ⁿ)³ in positive exponents using the law of indices is 125 a⁹ⁿ

How to make an expression a positive exponent?

The expression has exponents. Therefore, let's express it with a positive exponent.

Therefore,

(5a³ⁿ)³

Hence, let distribute the outside exponents(law of indices),

(5a³ⁿ)³ = 5³ × a³ⁿ ˣ ³

Therefore,

5³ × a³ⁿ ˣ ³    

5 × 5 × 5 = 5³ = 125

a³ⁿ ˣ ³    = a⁹ⁿ

Hence,

(5a³ⁿ)³ = 125 a⁹ⁿ

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Answer:

It would be 125a^9n


Why would people make sum heard woke ?? For us?

Answers

Hard work can boost your personal and professional growth. If we work hard, we deserve respect because you set an example for others.

Working hard will give you a sense of accomplishment, fulfillment, and self-satisfaction. Working hard can help you stay positive and confident.

1. Personal Workforce Development:

Work, by its very nature, offers challenges and opportunities for growth. It asks us to improve and grow, to become a better version of ourselves. The older we grow, the better our job and the greater the challenges.

2. Our work benefits society:

Our work benefits society. It serves others, enriches life and advances everyone. Whether it's packing groceries, delivering mail, analyzing inventory, treating cancer, or managing other employees, we can all view our work as an act of love for those we we serve.

3. Hard work is a role model for our children:

When we try to do our best every day, our children notice. One of the biggest traits I hope to pass on to my children is the importance of striving to do important things.

4.Work hard at work to work hard in life.

When we commit to hard work, we learn important life lessons: determination, focus, responsibility, problem solving, and self-control all come to mind. These lessons serve us in other areas (health, relationships, hobbies, etc.)

5.Work hard to get the most out of your time.

They will pass anyway. With every new day comes an important choice: either we fill it with the best things, or we let it slip away. There was no choice - time was running out anyway. Difficult work choices make the most of it.

6. The work itself is satisfying.

In my opinion, there is nothing more satisfying in life than lying down at night with tired legs and a tired body. Knowing that I've given my all for something important is a wonderful feeling and a sense of accomplishment in itself.

Learn more about Hard work:

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