1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Ludmilka [50]
3 years ago
5

Find the LCM and HCF of 15, 42 and 123

Mathematics
1 answer:
skelet666 [1.2K]3 years ago
7 0

Answer:

LCM - 1

HCF - 3

Step-by-step explanation:

LCM - Lowest Common Factors

HCF - Highest Common Factors

____________________________________________________________

Factors of 15 - 1, 3, 5, 15

Factors of 42 - 1, 2, 3, 6, 7, 14, 21, 42

Factors of 123 - 1, 3, 41, 123

So now we know the factors of 15, 42, 123 what is lowest and highest factor we can find in every number

____________________________________________________________

I have bolded the lowest and highest common factor.

Factors of 15 - 1, 3, 5, 15

Factors of 42 - 1, 2, 3, 6, 7, 14, 21, 42

Factors of 123 - 1, 3, 41, 123

_______________________________________________

LCM - 1

HCF - 3

You might be interested in
Describe how a model can help you round a decimal.
Katarina [22]

Answer:

you dint put up the pictures so not sure

Step-by-step explanation:

6 0
3 years ago
Find the surface area of the rectangular prism​
Zielflug [23.3K]

Answer:

A=556

Step-by-step explanation:

lxwxh

5 0
3 years ago
What is 0.194 rounded to the nearest cent
timofeeve [1]
Rounding to the nearest cent the answer is 1 i believe
7 0
3 years ago
If one third a number is 8 what is the number
Harlamova29_29 [7]
The number is 24. If 8 is one third of the number, you multiply 8 by 3 to find the number, which is 24.
3 0
3 years ago
Read 2 more answers
Help me thank you if you can help
Rasek [7]

2. Put a sideways half line on the circle
1.Put a sideways full line on the circle
3.

7 0
3 years ago
Other questions:
  • I really need help on these please give me the answers.
    9·1 answer
  • 11yd and 3yd and 3yd
    5·1 answer
  • What is the value of y, given x=6 and the equation y= 0.5x + 7
    8·2 answers
  • You work for a delivery service. With plan A, you can earn $5 per hour plus $0.75 per delivery. With plan B, you can earn $7 per
    11·1 answer
  • Meghan is putting wallpaper on a wall that measures 8 ft by 12 ft. How much wallpaper does Meghan need to cover the wall
    12·1 answer
  • If you leave a $10.50 tip for the waiter on a meal that cost $58.25, what percent tip did you leave?
    5·2 answers
  • Find the measure of angle x. Round your answer to the nearest hundredth. (please type the numerical answer only) (6 points)
    7·1 answer
  • W= 4/p+2 solve for p
    15·1 answer
  • Yes hbc7)7/67), Z a mf s
    13·2 answers
  • I need help with this im new to this i wasn’t at school theses days and my teacher won’t explain 2 me if u could help it would m
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!