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
Mariana [72]
3 years ago
6

3. A box contains 7 Green balls, 5 Red balls, and 3 Blue balls. A ball is randomly selected and its color is noted. Then it is r

eplaced into the same box A second ball is selected randomly and its color is noted. Find the probability of each of these questions: a Selecting 1 Blue ball and 1 Green ball. b. Selecting 1 Red ball and 1 blue ball​
Mathematics
1 answer:
ziro4ka [17]3 years ago
6 0

Answer:

a. 7/45

b. 1/15

Step-by-step explanation:

15 total balls

a. Selecting 1 Blue ball and 1 Green ball

3/15 * 7/15 = 21/225 = 7/45

b. Selecting 1 Red ball and 1 blue ball​

5/15 * 3/15 = 15/225 = 1/15

You might be interested in
Simplify the expression. –42 ÷ (–6)
Vitek1552 [10]
The answer is 7
hope this helps!
4 0
3 years ago
Read 2 more answers
Using this formula, how many sides does a polygon have if the sum of the interior angles is 1,260°? Round to the nearest whole n
nikdorinn [45]

Answer:

9 Sides

Step-by-step explanation:

According to the Question,

  • Given That, The sum of the interior angles(s), in an n-sided polygon can be determined using the formula s=180(n−2), where n is the number of sides

Therefore, The sides do a polygon have if the sum of the interior angles is 1,260°.

Put The Values in Formula, we get

1260=180(n−2)

n-2 = 7

n=9 (9 Sides)  

6 0
3 years ago
I WILL GIVE U BRIANLIEST THING!!!
Allisa [31]

Answer:

y=6x+5

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
a wheelchair ramp is 9 feet long and sits 2.5 ft high. how long will a similar ramp be if it sits 1.5 ft high from the ground
bixtya [17]
The second ramp should be 5.4 ft long

6 0
3 years ago
16. Find the domain of<br><br> x^2 + 5x + 4 / x^2 + 7x + 6
seropon [69]

Answer:

what is 52437 rounded to the bearest hundred

7 0
3 years ago
Other questions:
  • A rectangle has a width of 9 units and a length of 40 units. What is the length of a diagonal?
    12·2 answers
  • the cost of renting a kayak is $12 for the first hour plus another $5 for each additional hour. which of the following represent
    6·2 answers
  • Someone help me please
    5·1 answer
  • What is the correct answer for both ? ​
    5·2 answers
  • Can someone help my lil sister
    6·1 answer
  • Jenny runs one-third of a kilometre on Monday and three-quarters of a kilometre on Wednesday.
    12·1 answer
  • If the length of a rectangle in terms of x is x^2+2x-3 and its width is 2x^2+3x+5, what is the perimeter of this rectangle?
    9·1 answer
  • Can someone helppp pleaseee
    5·1 answer
  • Sarah needs to cover a triangle that has a base of 3¼ inches and a height of 5½ inches. What is the area that Sarah needs to cov
    14·1 answer
  • The perimeter of a rectangular tray is 28 inches. The length of the tray is 2 inches longer the width of the tray. Determine the
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!