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
lubasha [3.4K]
3 years ago
11

A bag contains 140 balls of various colours. If 30 red balls are added to the bag the proportion of red balls in the bag is doub

led. How many red balls were in the bag to begin with?
​
Mathematics
1 answer:
Elodia [21]3 years ago
8 0

Answer:

30

Step-by-step explanation:

because in order for something to double you need it times 2 or add itself together like 30+30 is 60 and that just doubled the original number 30

You might be interested in
The scale on a map shows that 200 miles is represented by 5 inches on a map which proportion can be used to find the distance of
IRISSAK [1]

Answer:

gzhausiaoa

Step-by-step explanation:

hshshsshhehehehehhdhdhdhdhhdhdhdfhfh

3 0
3 years ago
I really don’t get it
posledela

<em>you just add 8 + 8 + 8 it equals </em><u><em>24. rounded it will be 20</em></u>

<u><em>--------------------------------------------------</em></u>

<u><em>im pretty sure thats how you do it if not sorry</em></u>

8 0
2 years ago
Work out the estimate of books brought. On the y axis it is number of students. ​
Solnce55 [7]

Answer:

8 books

Step-by-step explanation:

  • The answer is 8 because you add up all of the bars which get you to 40
  • Finally you divide 40 by the number of bars which gets you 5. 40/5=8
  • Hope this helped :)
8 0
3 years ago
What is 1/3 divided by 5/6?<br> Please help me don’t get it
hammer [34]

Answer:

=0.4

Step-by-step explanation:

1/3= 0.33

5/6=0.83

Then: 0.33/0.83 = 0.4

You can also do 6/15 which results from (1*6)=6 and (3*5)=15

3 0
3 years ago
Read 2 more answers
X+y-6=0, x-y=0. What is the solution set of the system?<br><br>A. (3,3)<br>B. (-3,3)<br>C. (3, -3)​
Vedmedyk [2.9K]

Answer:

A. (3,3)

Step-by-step explanation:

8 0
3 years ago
Other questions:
  • Find an equation in slope-intercept form for the line with slope -3/4 and y-intercept = 0
    10·2 answers
  • I only have limited time please help
    15·1 answer
  • Noralie is making a necklace using a total of 48 beads. All of the beads will be either blue or yellow. She plans to use 1/3 as
    8·1 answer
  • At a local restaurant, the amount of time that customers have to wait for their food is normally distributed with a mean of 18 m
    5·1 answer
  • If f={(2,5),(3,2)(4,6),(5,1),(7,2), then f is a function. True or flase
    11·2 answers
  • Thomas was selling tickets to his school play. The tickets cost $5.00 for adults and $2.00 for children. He sold 200 tickets and
    14·2 answers
  • What is 88% of 600 shirts
    10·2 answers
  • A business trip reimbursed $0.55 per mile. Mr. Jackson has a budget of $70 for the round trip. If he is traveling to a town 61 m
    12·1 answer
  • $6,000 is invested in two different accounts earning 3% and 5% interest at the end of one year to two accounts earn $220 in inte
    14·1 answer
  • Daniel and Audrey are reading the same book. At the beginning of the month, Daniel was on page 49 and Audrey was on page 22. Dan
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!