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
Novay_Z [31]
2 years ago
12

Suppose a jar contains 7 red marbles and 21 blue marbles. if you reach in the jar and pull out 2 marbles at random at the same t

ime, find the probability that both are red.
Mathematics
2 answers:
Anit [1.1K]2 years ago
4 0
The probability is 1 out of 3 chance.
Tanya [424]2 years ago
4 0
 this can be answered a couple ways. it could be 7/30 or 21%.
You might be interested in
What's the missing sequence of 37 40 123 ? 372 1116 <br>​
erica [24]

Answer:

369

Step-by-step explanation:

37 + 3 = 40

40 × 3 = 120

120 + 3 = 123

123 × 3 = 369

and so on

6 0
2 years ago
Trivia took some fishbowls to a flea market. In the first hour she sold one-third of them and a third more; in the second hour,
a_sh-v [17]
<span>Number of bowls left after 1 hour = x - x/3 - 1/3 = 2x/3 - 1/3

</span><span> Number of bowls left after 2 hours = (2x/3 - 1/3) - (2x/3 - 1/3)/2 - 1/2 = 2x/6 - 1/6 - 1/2 = 2x/6 - 4/6 = x/3 - 2/3

keep doing this untill u reach 0 bowls left
and then u'll get ur answer
</span>
8 0
2 years ago
This is math please help !!!!!!!
aev [14]

Answer:

Hello I'lll solve this problem.

Step-by-step explanation:

So the answer is actually C. I did the work.

3 0
3 years ago
An algebraic expression is a mathematical expression that contains one or more
Taya2010 [7]

one or more functions ? i think lol

4 0
3 years ago
Read 2 more answers
? + ? =8<br>+ +<br>? - ? =6<br>= =<br>13 8
natta225 [31]
3.5 + 4.5 = 8 
+       +      
9.5  - 3.5 = 6 
=      =  
13       8

8 0
3 years ago
Other questions:
  • Which statments are true about the ordered pair (-1 -4) (-1 -4) and the system of equations
    11·1 answer
  • What is the value of a in the equation , when ?<br><br> 3<br> 15<br> 21<br> 39
    10·2 answers
  • If f(x) = |x| + 9 and g(x) = –6, which describes the value of (f + g)(x)?
    12·1 answer
  • There are 314 people in Geometrytown. The town is circular. The diameter is 10 miles. What is the population in people per squar
    12·1 answer
  • HELP!!!! GEOMETRY PLS HELP
    12·1 answer
  • Find the surface area of the prism.<br> 2.2 <br> 2 ft<br> 3 ft<br> 1 ft
    15·1 answer
  • Peter and Flopsy are Mairies pet bunnies. Peter is one year older than four times Flopsy's age. The sum of their ages is 19. How
    12·1 answer
  • HELP PLEASEEEE IM BEGGING YOU
    12·1 answer
  • Find the Perimeter of triangle ABC and triangle XYZ.
    7·1 answer
  • What is the volume of the sphere? 20 "!!points!!" and who gets it right first gets the brainliest.
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!