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
Andrew [12]
3 years ago
11

How many different ways can a club choose a committee of 4 from 15 members?

Mathematics
1 answer:
boyakko [2]3 years ago
5 0
It is done by this formula

combinations = n! / [r! * (n - r)!]

combinations = 15! / [4! * 11!]
combinations = 15 * 14 * 13 * 12 * 11! / [4! * 11!]
combinations = 15 * 14 * 13 * 12 / 4 * 3 * 2
combinations = 15 * 7 * 13
combinations = 1,365

answer is b

You might be interested in
a doctor told his patient to drink 4 full ups and 4/6 of a cup of medicine over a week. If each full cup was 4 1/7 pints, how mu
kow [346]
The area of a rectangular invitation card is 3/10 square foot. given that the length of the card is 4/5 foot, find its perimeter.
8 0
3 years ago
Simplify the expression:<br> 3j–1+4
RUDIKE [14]

Answer:

3j/3—5/3

J=5/3

hope helps

5 0
3 years ago
The function f(x) = (x - 4)(x - 2) is shown.
mash [69]

Answer:

My answer

Step-by-step explanation:

The range of the function is :

all real numbers less than or equal to - 1

7 0
4 years ago
Which anwser is equal to i^39?​
sleet_krkn [62]

Answer:

Step-by-step explanation:

7 0
4 years ago
Its for science but its got math involved<br>its got to do with speed distance and time​
KIM [24]
<h3>for 1</h3>

distance:1, 1, 1.3, 1.5, 2, 2.3, 2.5, 3 ,3.2, 4

time. :1, 2, 3 , 4 , 5 , 6 , 7 , 8 ,. 9 ,10

<h3>for 2</h3>

distance:1.5, 2, 3.2, 4.2, 5, 6, 7, 8

time. : 1 , 2, 3 , 4. , 5, 6, 7, 8

<h3>at 5 seconds which travelled the greatest distance : snail 2</h3>

<h3>which travelled a greater distance:snail 2</h3>

<h3>what is the speed of snail 1 at 8 second :</h3>

distance = 3. Time = 8

speed = distanc<em>e</em>

<em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>ti</em><em>me</em>

<em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>spee</em><em>d</em><em> </em><em>=</em><em> </em><u>8</u>

<em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>3</em>

<em>sp</em><em>eed</em><em> </em><em>=</em><em>2</em><em>.</em><em>6</em><em>6</em><em> </em>

<em>approximately</em><em> </em><em>=</em><em> </em><em>2</em><em>.</em><em>7</em><em>. </em><em> </em><em>or</em><em> </em><em>3</em>

7 0
3 years ago
Other questions:
  • What is one-third of a number less than nine is equal to seven as an equation?
    15·2 answers
  • What value of x makes the equation true <br> 2 (6x-1) = -38
    9·1 answer
  • I need the answer with the work
    9·1 answer
  • What is the value of 30-2(7+2)-1?<br> ух<br> 0 11<br> o 14<br> ооо
    5·1 answer
  • Factor completely <br> 2. 4x² – 9<br> [2 pts]
    13·1 answer
  • In order to better decide how to market a new line of clothing, Mary is researching the demographics of the customers of a certa
    11·2 answers
  • Please Help!!
    5·1 answer
  • What is the slope and y intercept of y= 1/3x-4
    7·1 answer
  • Someone, please help I'm confused.
    13·1 answer
  • Help I need the answer in 5 minutes!!
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!