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
nadya68 [22]
3 years ago
9

Four shovels of sand are used for every 5 shovels of gravel in making cement. how many shovels of gravel are needed for 64 shove

ls of sand?
Mathematics
1 answer:
Ivanshal [37]3 years ago
7 0
<span>For the answer to the question above,
4 shovels of sand are used for every 5 shovels of gravel 
4s : 5g 

How many shovels of gravel are needed for 64 shovels of sand?
64s : Xg 

We need to calculate the value of X
4s : 5g

</span><span>64s : Xg 

4s.Xg = 5g.64s
X = (5g*64s)/4sg 

= 5*64/4
= 5*16
= 80 
80 shovels of gravel are needed.</span>
You might be interested in
How to solve a mixed number fraction
lesantik [10]
You find a common denominator (the bottom one) and then add the numerator (the top) but you don't add the denominator, you just make it the same
8 0
3 years ago
Work out the surface area of this solid prism.
zhannawk [14.2K]
THE SURFACE AREA IS 3220CM^2
3 0
2 years ago
What is the ratio of 20cm to 1m​
Julli [10]

9514 1404 393

Answer:

  1 to 5

Step-by-step explanation:

20 cm to 1 m = 20 cm to 100 cm = 20 to 100 = 1 to 5

3 0
2 years ago
What is the mean number of hours worked that week?
Veseljchak [2.6K]

Answer:

well how menny hours per day?

Step-by-step explanation:

Mean is the middle

Median is the average

Mode is most often.

4 0
3 years ago
What is the value? ​
Andrei [34K]

Answer:

The value of x is 16.

3 0
3 years ago
Other questions:
  • The variable Z is directly proportional to X. When X is 6, Z has the value 18. What is the value of Z when X=10
    11·1 answer
  • Gross Pay: 28.75
    12·1 answer
  • For what values of y does 125=(1/25)^y-1
    11·2 answers
  • Special precision bolts are made by another machine. These are for jobs that require more exact measurements. The bolts must be
    9·1 answer
  • If John has $400 in his savings account. If he spends $50. how much will his account decrease?
    15·1 answer
  • Find the surface area of 15cm, 5cm &amp; 7cm
    12·1 answer
  • Is 7 a whole number ​
    13·1 answer
  • Jasmine's scores on the first 4 tests were 87%, 92%, 76%, and 89%.
    13·2 answers
  • Lsabel is making lemonade for a party with 12 guests.She wants to make equal serving that are least 2 cups each.She makes 7 quar
    7·1 answer
  • The table shows the height of water in a pool as it is being filled. A table showing Height of Water in a Pool with two columns
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!