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
Sidana [21]
2 years ago
6

A jar contains 7 blue marbles and 2 red marbles. Suppose you choose a marble at​ random, and do not replace it. Then you choose

a second marble. Find the probability of the following event. Both of the selected marbles are red.
Mathematics
1 answer:
Fiesta28 [93]2 years ago
3 0

Answer:

Step-by-step explanation:

soo you start with  2 /9    as the possibility of a red marble

but you pick a red one so now there is only 1/8 chance left of a red one

soooo

2/9*1/8 = 3 / 72nds  or 1/24 th    :/  long odds....  bet a lot, if you get two reds you'll win a million :D  

You might be interested in
Arun bought a pair of skates at a sale where the discount given was 20%. If the amount he pays is Dhs.4000, find the marked pric
vekshin1
B dhs.3200

because 10% of 4000=400
20%=800
4000-800=3200
4 0
2 years ago
The actual height of the Gateway Arch in St. Louis is 630 feet. A scale model of the arch is 9 inches tall. Which statement(s) a
Semmy [17]

Answer:

D. The scale factor is 1:840

Step-by-step explanation:

Make 630 ft into inches, so 7560

Then make it 9/7560, which simplifies to 1/840

6 0
3 years ago
Read 2 more answers
An election is over and a new city council member has been elected. The new councilman received 3 votes for every vote received
damaskus [11]

Answer:

921

Step-by-step explanation:

If he recives 3x amount than his oppenent

than we would divided by 3 from his score to find oppponets score

so....

2763 divided by 3=921

4 0
2 years ago
Adam ate 2 cherries. Stella ate 3 times as many cherries as Adam.
VashaNatasha [74]
The second sentence “ stella ate 3 times as many cherries as adam” it shows that stella ate 6 cherries.
5 0
2 years ago
I need help with this please. :) thanks
IgorC [24]

Answer:

d.  V = π(x^3 + 90x^2 + 2,400x  + 20,000)

Step-by-step explanation:

volume of cylinder = πr^2h

We have r = x + 20; h = x + 50

V = π(x + 20)^2(x + 50)

V = π(x^2 + 40x + 400)(x + 50)

V = π(x^3 + 50x^2 + 40x^2 + 2000x + 400x + 20,000)

V = π(x^3 + 90x^2 + 2,400x  + 20,000)

8 0
3 years ago
Other questions:
  • A company sells cans of caviar that say they each contain 100g. of product with a standard deviation of 1g. A consumer advocacy
    13·1 answer
  • What is the solution to the equation 1/square root of 8 = 4^(m + 2)?
    15·2 answers
  • Express the number in scientific notation. 63,600,000
    11·2 answers
  • Ann is going to rent a truck for one day. There are two companies she can choose from, and they have the following prices.
    14·2 answers
  • Find the slope of the line that passes through (10, 6) and (7, 10).
    15·1 answer
  • [PICTURE ATTACHED] HHHHEEEELLLPPP!
    8·2 answers
  • Solve for x. Round to the nearest tenth, if necessary. 5.5 D 61° х F<br><br>Please help​
    8·1 answer
  • 5. CHESS The game of chess is played on a square shaped board. If the length of one edge of the board
    6·1 answer
  • Convert the decimal 19.52 into a mixed fraction
    10·2 answers
  • If there are 10 apples in the fridge and 7 on the table, what is the ratio of apples in the fridge to all the apples?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!