At her health club, Lauren uses a treadmill every 2 days and the weight machines every 8 days. She used a treadmill on March 2 and will use the weight machines on March 8. Lauren says that the first time she will use both a treadmill and the weight machines in March is March 16 because the LCM of 2 and 8 is 16.Does Lauren’s reasoning make sense? Use an example or a counter example to explain your analysis.

Answers

Answer 1

Answer:

Yes

Step-by-step explanation:

The Least common multiple (LCM) shows when the two over lap first.

Answer 2

Answer: No, it does not.

Step-by-step explanation:

2: 2, 4, 6, 8, 10, 12, 14, 16.. ect.

8: 8, 16.. ect

8 is the Least Common Multiple (LCM) not 16.


Related Questions

I NEED HELP FAST
fr tho I need help
and I give the brainly

Answers

Answer: slob on his nob.

Step-by-step explanation:

Does ANYONE know?????

Answers

Answer:

150 votes were casted

Step-by-step explanation:

So first, we know that Amy received 48 votes. Then Neil received 1/4 as many votes as Amy. So we can divide 48 by 4:

48/4=12

Neil got 12 votes. We also know that Neil and Amy's votes together is only 40% of the votes casted in total. So we can add their votes together and then find a fifth of the votes casted by dividing the 40% in half:

12+48=60

60/2=30

So now 30 votes are 20% of the total votes casted, now we just have to multiply by 5:

30*5=150

150 votes were casted

Answer :

150 cast votes

Explanation :

the lengths of the sides of a triangle are consecutive even integers. one fourth of the perimeter is one less than the length of the shortest side. find the perimeter of the triangle.

Please help xD

Answers

Answer:

36

Step-by-step explanation:

Let the shortest side be x, the other sides are x + 2 and x + 4

Perimeter is:

P = x + (x + 2) + (x + 4) = 3x + 6

It is given that:

1/4P = x - 1

Substitute and solve for x:

1/4(3x + 6) = x - 13x + 6 = 4x - 44x - 3x = 6 + 4x = 10

Perimeter is:

P = 3*10 + 6 P = 36

HERE,

the lengths of the sides of a triangle are consecutive even integers.

If one angle=a

other are=(a+2) and (a+4)

So,

perimeter(p) =a+a+2+a+4=3a+6

But,

one fourth of the perimeter is one less than the length of the shortest side.

[tex]\bold{\dfrac{1}{4}p=a-1 }[/tex]

so,

According to the question,

[tex]\tt{\dfrac{1}{4}(3a+6)=a-1 }[/tex]

[tex]\tt{\dfrac{3a+6}{4}=a-1 }[/tex]

[tex]\tt{4(a-1)=3a+6 }[/tex]

[tex]\tt{ 4a-4=3a+6 }[/tex]

[tex]\tt{4a-3a=6+4 }[/tex]

[tex]\bold{ a=10 }[/tex]

so,

Perimeter (p)=3×10+6=30+6=36

perimeter of the triangle is 36 .

Please explain it, because it’s a requirement.

Answers

Sorry, explain what?
Pretty much you would need to find the constant or also known as the rate of both. You can do that by dividing. Then figure out which one would be better.

Someone pleasee help me with this freaking IXL.
I would also really appreciate if you would explain your answer. is okay if you done want to:>

Answers

The answer is 1761 1/2 (1761.5 in decimal form)

Michelle ordered 200 T-shirts to sell at the school carnival. She paid $2.80 per shirt, plus 5% of the total order for shipping. When she sells each T-shirt at the carnival, she adds 150% markup to the total price she paid for the shirt (including the cost of shipping). What is the selling price of each T-shirt? help i only have 10 points but plz help

Answers

Answer: 4.18$ or 4.19$ per shirt (I’m not entirely sure my answer is correct but do what you must with this info)

Step-by-step explanation: 200 times 2.80 is 560,

5% of 560 is 588,

150% of 588 is 882,

and then 882 divided by 200 is 4.18 (or 4.19)

Meg laid 15 tiles in 50 minutes.
Jessica worked for 85 minutes at a faster rate per tile than Meg.
Choose all the rates that could be Jessica’s rate.


20 tiles in 85 minutes


24 tiles in 85 minutes


28 tiles in 85 minutes


1 tile in 3 minutes


1 tile in 4 minutes

Answers

1 tile in 4 minutes

What persent is 3/250 also pls enculde expliantion

Answers

1.2%

3/250 = 0.012

0.012 x 100 = 1.2%

Give an approximate value to the tenth of the angle IJK. Thanks so much!! need answer asap!! assignment due in 5 mins pls help!!!! SHOW UR WORK PLS PLS PLS

Answers

Answ, i just need 5 pts thanks!

Step-by-step explanation:

please help me im so confused

Answers

Answer:

the answer is 9w+2/3

Step-by-step explanation:

Please mark me branliest

Answer:

9w+23

Step-by-step explanation:

bc i kno

plz mark ME  brainilist

Evaluate this expression: 15 - 3u + u when u = 2

Answers

Answer:

11

Step-by-step explanation:

15-3u+u

Plug in u=2

15-3(2)+2

15-6+2

9+2

11

The answer is 11 hope that helped and have a great day

Hypothetically. Relli’s in DeWitt had 30 workers in their restaurant in the year 2010. In 2011 they let go 20% of their workers due to budget cuts. In 2012, they are letting go another 10%. How many workers will they have at the beginning of 2013? Round to the nearest whole worker.

Answers

At the beginning of 2013, they would have 22 (21,6) workers.

30-20%(6)=24

24-10%(2,4)=21,6

A plane leaves at 11:22 a.m. and arrives at 3:13 p.m. how long was the flight?

A. 3 hours 51 minutes

B. 3 hours 35 minutes

C. 14 hours 35 minutes ( I know its not this one lol)

D. 4 hours 35 minutes

E. 8 hours 9 minutes

Answers

D should be the answer

Answer:

3 hours and 51 minutes

Step-by-step explanation:

Let's take this one hour at a time. Add three hours to 11:22, and you will get 2:22. There are 51 minutes between 2:22 and 3:13. So your answer will be 3 hours and 51 minutes.

What is the solution of this system?
-2y-8=-4x
-y-4x=-2

Answers

Have a better day be safe

Sara and Ellie have $60 to spend on a gift for their mom. They want to buy her a bracelet that costs $62.50. What is the minimum discount that they need to be able to buy the bracelet including the CT tax?
Please show your work!

Answers

Answer:

Simplify the expression. 4x - 3 + 8x - 5 - 3x

Step-by-step explanation:

the renaissance is in a black shirt lol i shirt and green shirts and shirts for halloween shirt and shirt shirt and green shirt and shirt shirts lol i shirts shirts shirt and shirt shirts shirts shirt shirt.

Plssssssss Help!!!!!!
A relationship between X and Y is defined by the equation y = -3 x + 1/2. Which statements are true of this relationship? Check all that apply.

Answers

a.
b.
d.
Are the answers

Helps pls ill give u points lel

Answers

Answer:

umm i just woke up maybe later

Step-by-step explanation:

the first one is 6 red beads to 9 blue beads

the second one is 10 red beads to 15 blue beads

the last one is 14 red beads to 21 blue beads

hope this helps

1.6 to 9
2.10 to 15
3.14 to 21

what's the answer will give brainliest

Answers

Answer:

2.964

Step-by-step explanation:

Answer:

2.964

Step-by-step explanation:

4 - 1.036= 2.964

Solve for a.Question is in picture. Giving brainliest

Answers

A=3.6

hope this help:)

PLEASE HELP ME

(and yes there is two 1 3/4 it's not a typo)


Evelyn is a member of her school’s track team. She competes in the mile run. Last week in practice Evelyn ran 3 1/4, 2 1/8, 2 7/8, 1 3/4, and 1 3/4miles.


A. Estimate how many total miles she ran in practice last week.


B. Exactly how many miles did Evelyn run last week in practice?

Answers

Answer:

A. You have to complete your own estimation however, by looking at it, mine is about 11 miles.

B. 11.75 or 11 3/4 miles

We can estimate that Evelyn ran about 11.5 miles in practice last week and Evelyn ran exactly [tex]11\frac{3}{4}[/tex] miles in practice last week.

What is Fraction?

A fraction represents a part of a whole.

To estimate how many total miles Evelyn ran in practice last week, we can round each of the distances to the nearest half-mile and add them up:

[tex]3\frac{1}{4}[/tex] = 3.5, [tex]2\frac{1}{8}[/tex] = 2, [tex]2\frac{7}{8}[/tex] =3, [tex]1\frac{3}{4}[/tex] =1.5 and [tex]1\frac{3}{4}[/tex]=1.5

Adding these rounded distances, we get:

3.5 + 2 + 3 + 1.5 + 1.5 = 11.5

Therefore, we can estimate that Evelyn ran about 11.5 miles in practice last week.

The exact total number of miles Evelyn ran last week in practice, we need to add up the distances exactly.

[tex]3\frac{1}{4}[/tex] =13/4,

[tex]2\frac{1}{8}[/tex] = 17/8,

[tex]2\frac{7}{8}[/tex] =23/8,

[tex]1\frac{3}{4}[/tex] =7/4 and

[tex]1\frac{3}{4}[/tex]=7/4

Adding the fractions, we get:

[tex]\frac{13}{4} +\frac{17}{8}+\frac{23}{8}+\frac{14}{8}+\frac{14}{8}[/tex]

LCM of denominators is 8

[tex]\frac{26}{8} +\frac{17}{8}+\frac{23}{8}+\frac{14}{8}+\frac{14}{8}[/tex]

= [tex]\frac{94}{8}[/tex]

Evelyn ran exactly [tex]11\frac{3}{4}[/tex] miles in practice last week.

Hence, we can estimate that Evelyn ran about 11.5 miles in practice last week and Evelyn ran exactly [tex]11\frac{3}{4}[/tex] miles in practice last week.

To learn more on Fractions click:

https://brainly.com/question/10354322

#SPJ2

8 > -10, divide both sides by 2

Answers

Answer:

4>-5

Step-by-step explanation: is that what u mean?

Answer:

4 > -5

Step-by-step explanation:

8 / 2 > -10 / 2

4 > -5

please help me
pleaseeeeeee

Answers

7. Translate 90° clockwise

8. V’(-2,0) S’(-1,-3) G’(-5,0)

I found one of the other questions. How many are there?
7 translation 90• solve using step by step

can i pls get help on wat 2x - 3 = 15?

Answers

Answer: x = 9

Step-by-step explanation:

Step 1: Add 3 to both sides.

2x − 3 + 3 = 15 + 3

2x = 18

Step 2: Divide both sides by 2.

2x/2 = 18/2

x = 9

The answer is 9.

You’d move all terms that don’t contain x to the right side and solve it.

Max earns $6.50 per hour mowing lawns. On Saturday he earned $52. How many hours did he mow lawns?

Answers

Answer:

8 hours

Step-by-step explanation:

i just did 52÷6.50=8

He worked 8 hours because if you divide his total amount made but his hourly pay you get 8 hours he worked

USE THE distance formula to solve.
In Virgina, The speed limit on most country roads is 55 miles an hour. at that rate, how far can you travel in 3 hours?
PLEASEEE HELPPP THIS IS URGENTT!!! PLEASEEEEEE HELPP PLEASEEE HELPPP!!!!!

Answers

Answer:

165 miles

Step-by-step explanation:

Multiply 55 x 3

all you have to do is 55x3 and you will get the answer which is 165

3/5 of a club are 12 years old. If there are 35 members in the club, how many members are age 12? ____ member are age 12.

Answers

Answer:

21

Step-by-step explanation:

35 times 3/5

multiply 7 by 3

Answer:

ok

Step-by-step explanation:

look at all of this math. do it all or something for 50 points each ig
(a + b)2 = a2 + 2ab + b2
(a – b)2 = a2 – 2ab + b2
(a + b) (a – b) = a2 – b2
(x + a)(x + b) = x2 + (a + b)x + ab
(x + a)(x – b) = x2 + (a – b)x – ab
(x – a)(x + b) = x2 + (b – a)x – ab
(x – a)(x – b) = x2 – (a + b)x + ab
(a + b)3 = a3 + b3 + 3ab(a + b)
(a – b)3 = a3 – b3 – 3ab(a – b)
(x + y + z) 2 = x2 + y2 + z2 + 2xy + 2yz + 2xz
(x + y – z) 2 = x2 + y2 + z2 + 2xy – 2yz – 2xz
(x – y + z)2 = x2 + y2 + z2 – 2xy – 2yz + 2xz
(x – y – z)2 = x2 + y2 + z2 – 2xy + 2yz – 2xz
x3 + y3 + z3 – 3xyz = (x + y + z)(x2 + y2 + z2 – xy – yz -xz)
x2 + y2 = 1212 [(x + y)2 + (x – y)2]
(x + a) (x + b) (x + c) = x3 + (a + b +c)x2 + (ab + bc + ca)x + abc
x3 + y3 = (x + y) (x2 – xy + y2)
x3 – y3 = (x – y) (x2 + xy + y2)
x2 + y2 + z2 -xy – yz – zx = 1212 [(x-y)2 + (y-z)2 + (z-x)2]

Answers

Answer:

hikbzjeofndid9sjdbs8

PLEASE ANSWER: Hunter is 9 years older than 3 times the age of his nephew. Hunter is 33 years old. How old is his nephew?

A. 2 years old
B. 8 years old
C. 14 years old
D. 20 years old

Answers

Answer:

B. 8 years old

Step-by-step explanation:

33 - 9 = 24

24/3= 8

So his nephew is 8 years old

Answer: sorry if i make you get it wrong but let's try B

Step-by-step explanation:

A pyramid has a square base of 64 square centimeters. The triangular faces have a base of 8 centimeters and a height of 14 centimeters. What is the total surface area of the square pyramid?

Answers

Answer:

A cube has a lateral area of 676 square feet. ... The square base of the pyramid has side lengths of 32 centimeters. ... A rectangular prism has dimensions x units, 2x units, and x + 8 units. ... The triangular bases of a triangular prism have three congruent sides, each measuring 10 ... The height of the prism is 15 centimeters.

Step-by-step explanation:

have a good day :))))

REALLY EASY MATH WORTH A LOT OF POINTS

what is the name of this graph please help me

Answers

Answer:

a plot

Step-by-step explanation:

Name: stacked bar graph

Hope it helped
If not sorry
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