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
hammer [34]
3 years ago
14

What is the sum of all odd numbers 10 to 55

Mathematics
1 answer:
Citrus2011 [14]3 years ago
4 0

Answer:

To sum consecutive numbers we use the formula:

n * (n+1) / 2

1 through 55 = (55 * 56) / 2 = 1,540

1 through 9 = (9 * 10) / 2 = 45

10 through 55 = 1,540 -45 = 1,495

********************************************************

EDITED

Gee, it seems I added ALL numbers from 10 through 55

ALL ODD numbers from 10 through 55 sum to

759

Step-by-step explanation:

You might be interested in
When you find the volume of a sphere, what are you finding out? explain
Aloiza [94]

Volume of a sphere is all of the volume enclosed within the sphere.

4/3(pi)r^3

3 0
3 years ago
Mathhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
kirill115 [55]

Question? i cant see again friend

8 0
3 years ago
Is 9/27 squared rational?
aniked [119]
Yes because it can be expressed as a fraction (9/27)
4 0
3 years ago
Read 2 more answers
Heeelllppppp
Andrei [34K]

Answer:

Hmm. I'm not sure... But I just wanted to say I love your profile picture.

Step-by-step explanation:

8 0
2 years ago
The sum of 1/3 and twice a number is equal to 17/3 subtracted from three times the number
serious [3.7K]
X=6

Hope this helps you out!
3 0
3 years ago
Other questions:
  • Tiffany has taken out a loan with a stated interest rate of 8.145%. How much greater will Tiffany’s effective interest rate be i
    9·2 answers
  • A bird is flying northeast. In the same time it flies 3/5 mile east, it flies 5/6 mile north. How many miles does the bird fly e
    9·1 answer
  • What’s the correct answer for this?
    12·1 answer
  • 7/12 divided by 2/5 I need help thanks and bye
    6·1 answer
  • when n basketball uniforms are purchased , the cost , C , of each uniforms is given by the equation C=40n+260/n. if the cost of
    15·2 answers
  • There are 36 people in a fitness studio . 3/8 of the people lifted weights , 1/3 of the people did cross training , and the rema
    7·1 answer
  • A sauna has an initial temperature of 80° If the opening to the sauna is left open, and the temperature therefore decreases by 3
    9·1 answer
  • Perfect Square Greater Than the Number 11
    7·2 answers
  • Point A is at (-7, -9) and point M is at (-0.5, -3).
    15·1 answer
  • A point M on a segment with endpoints X (1, −2) and Y (10, 3) partitions the segment in a 5:1 ratio. Find M.
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!