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
Elden [556K]
3 years ago
12

A science teacher needs to choose 4 students from a class of 20 to go to the library to do some research. How many different gro

ups can he select?
Mathematics
1 answer:
Marysya12 [62]3 years ago
8 0
20\4=5
Since there are 20 people and we want grps of 4
You might be interested in
Is 28/30 bigger than 4/5
Reptile [31]
Yes 28/30 is bigger than 4/5.
4 0
3 years ago
Read 2 more answers
What does 2.89x0.79x1.35= equal?
fenix001 [56]

Answer: 3.082185x^2

Step-by-step explanation: Find the exact value using trigonometric identities

8 0
2 years ago
Si f(x)=2x^{2}−3x+1 y g(x)=x−3. Entonces (f∘g)(−1) es:
WARRIOR [948]
Huh? this is very confusing 12
7 0
2 years ago
43/50 equals what decimal
snow_lady [41]
43 divided by 50 equals to 0.86
4 0
3 years ago
A(n) = 1 + (n –1)(–5.7)
hammer [34]
Im guessing this is simplify so the answer would be 

<span><span>−<span>5.7n</span></span>+6.7</span><span>n
</span>__________
         n
6 0
3 years ago
Other questions:
  • Joanna ran a mile in physical education class. After resting for one hour, her heart rate was 60 beats per minute. If her heart
    10·1 answer
  • Barbara is planning a party . she invited some school friends and 2 times as many friends from her swimming club as school frien
    11·1 answer
  • Please help I need help with this homework ASAP!!
    6·1 answer
  • Factor the trinomial:<br> 5x^2+42x+49
    8·1 answer
  • Which equation has the steepest graph?
    5·1 answer
  • marvin buys a hose 27 3/4 feet long he already owns a hose at home that is 2/3 the length of the new hose. how many total yards
    7·2 answers
  • Need help with this question
    7·1 answer
  • what is the total cost of a pair of shoes for $78.95 and two sweaters at $36.99 each with a 7% sales tax
    13·1 answer
  • Plz help ASAP the number that is cut off on 69 is 24
    11·1 answer
  • 4. In a scale-drawing blueprint of a house, 1/4of an inch represents 1 foot. If a room in the house has
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!