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
zlopas [31]
3 years ago
12

the ratio of red marbles to blue marbles in a bag is 3:4. if there are 42 marbles in the bag, how many of the marbles are red?

Mathematics
1 answer:
AlexFokin [52]3 years ago
8 0

Answer:

18

Step-by-step explanation:

Sum the parts of the ratio, 3 + 4 = 7

Divide the amount of marbles by 7 to find the value of one part of the ratio

42 ÷ 7 = 6 ← value of 1 part of the ratio, thus

red marbles = 3 × 6 = 18

You might be interested in
Round 1.5 to one decimal place
xxMikexx [17]
If the last digit in 1.50 is less than 5, then remove the last digit.

If the last digit in 1.50 is 5 or more and the second to the last digit in 1.50 is less than 9, then remove the last digit and add 1 to the second to the last digit.

If the last digit in 1.50 is 5 or more and the second to the last digit in 1.50 is 9, then remove the last digit, make the second to last digit 0, and add 1 to the number to the left of the decimal place.

When rounding 1.50 to one decimal place we use One Decimal Place Rule #1. Therefore, the answer to "What is 1.50 rounded to 1 decimal place?" is:

1.5
3 0
2 years ago
Read 2 more answers
Explain how to use grouping symbols to organize information appropriately
belka [17]
Just doing this to get points... :(
5 0
2 years ago
Read 2 more answers
A bottle of water is placed in a freezer. The table shows how the approximate temperature of the bottle changes over time. What
sweet-ann [11.9K]

Exponential data

If we plot the values on x-y graph, we get exponential curve.

4 0
3 years ago
Read 2 more answers
Arjun solved the equation 7·m=56 His work is shown. What error did Arjun make?
natulia [17]
He multiplied rather than dividing.

\mathrm{Divide\:both\:sides\:by\:}7 \ \textgreater \  \frac{7m}{7}=\frac{56}{7} \ \textgreater \  Simplify \ \textgreater \ m = 8

Hope this helps!
6 0
2 years ago
Read 2 more answers
Please help I’m unsure
Delicious77 [7]

Step-by-step explanation:

3 answer.....

......dkdkdk

6 0
2 years ago
Other questions:
  • The sum of two consecutive odd integers is 128. find the two integers.
    8·2 answers
  • Multiply (5 × 10^4)(7 × 10^3), express in scientific notation.
    6·1 answer
  • I need Help ASAP please
    6·1 answer
  • What is the Prime factorization of 104? Explain.
    11·2 answers
  • What is the mean, median, and mode of 33, 37, 37, 39, 42, 43, 46, 48, 50, 52, 55
    5·2 answers
  • Find the slop of the line that passes through each pair of points (3,5)and(-3,-5)
    11·1 answer
  • Please answer the question in the picture
    13·1 answer
  • Ab- 0.5b + 1/2 when a = 1 and b = 5
    15·1 answer
  • Select all the expressions that are solutions to 5=2/3x. A. 5 2/3 B. 5 2/3 D. 15/2 E. 10/3
    8·1 answer
  • The length of a rectangle is 10 inches more than 4 times the width. If the area of the rectangle is 150 square
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!