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
GrogVix [38]
3 years ago
8

A bag contains 5 yellow marbles and 10 blue marbles. If a representative sample contains 2 yellow ​marbles, then how many blue m

arbles would you expect it to​ contain? Explain. Because the ratio of yellow marbles to blue marbles is blank in the​ population, the expected number of blue marbles is blank times the number of yellow marbles in the representative sample. There should be blank blue marbles.
Mathematics
2 answers:
Komok [63]3 years ago
5 0

Answer:

4

Step-by-step explanation:

Dmitry [639]3 years ago
4 0

Answer:

There will be 4 blue marbles

Step-by-step explanation:

Yellow to blue marbles is in a ratio of:

5:10

the representative sample is:

2:x

simplee cross multiplication can be aplied

5x = 2*10

5x = 20

divide both sides by 5

x = 4

there should be four blue marbles

You might be interested in
DUE IN THE NEXT 10 MINUTES, PLEASE HELP! Describe the strategy used to find an equation of a line, given its slope and a point o
Llana [10]
Y=mx+b helps to find slope of a line.
B is where it starts on the y axis.
m is the slope.
3 0
3 years ago
What are the domain and range of f(x)= (1/5)x
anyanavicka [17]

Answer:

domain and range is -∞,+∞

Step-by-step explanation:

6 0
3 years ago
Use the graph of the quadratic function y = - 1x2 + x + 4 to
True [87]

Answer: A, -2 and 4

Step-by-step explanation: cause it it you’re welcome

6 0
3 years ago
P = 2L + 2W; for L NEED HELP PLEASE
Orlov [11]
L=(P-2W)/2 HOPE I HELPED YA :)
3 0
3 years ago
Philip's family traveled 3/10 of the distance to his grandmother's house on saturday. They traveled 4/7 of the remaining distanc
Nataly [62]
Okay do 4*10 and 7*10 (you get 40/70) and then do 3*7 and 10*7 (so now you've got 21/70) then add 21/70+40/70 and that's the total distance
6 0
3 years ago
Read 2 more answers
Other questions:
  • Please help!
    7·1 answer
  • There are nine tennis balls and three cans
    14·1 answer
  • Order - 23, 35, and 12 from greatest to least.
    13·1 answer
  • What is the equation of the line parellel to line L that passes through point (3, 3)?
    7·1 answer
  • Nathan is preheating his oven before using it to bake. The initial temperature of the oven is 65° and the temperature will incre
    6·1 answer
  • Match the expression to its value.​
    8·1 answer
  • factoring by grouping example ?? i need one pls
    10·1 answer
  • 43.1424 divided by 8.56
    5·2 answers
  • PLEASE HELP ASAP!!!!!!
    10·1 answer
  • Solve the equation.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!