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
A wire attached to the top of a pole reaches a stake in the ground 20 feet from the foot of the pole and makes an angle of 58° w
Finger [1]
It is a right triangle
cos 58 = 20/length of rope
length of rope = 20/cos 58 degrees
= 37.74 feet
6 0
3 years ago
What is the surface area of these cuboids?
Dafna1 [17]

Answer:

To find the surface area of a cuboid, add the areas of all 6 faces. We can also label the length (l), width (w), and height (h) of the prism and use the formula, SA=2lw+2lh+2hw, to find the surface area.

7 0
2 years ago
Is it A , B , C or D ??
STatiana [176]
I think B or A is the answer
8 0
3 years ago
Read 2 more answers
What is the speed of a car that is traveling 150 miles in 3 hours? Show your work
Ira Lisetskai [31]

Answer:

speed =  \frac{distance}{time}  \\ speed =  \frac{150}{3}  \\  = 50 \: miles \: per \: hour

6 0
2 years ago
Read 2 more answers
PLS HELP 55 POINTS PLSS NO LINKS PLS HELPP
Semenov [28]

Answer:

12. 114 Laps

13. 234 students don't ride the bus.

14. 1.5% of 26,500.60 is 397.50 so the answer is $26,500.60

15. 24% × 63.4 = 15.2 so the original weight of the bag is 63.4 pounds

Step-by-step explanation:

4 0
2 years ago
Other questions:
  • Round $8.0443 to the nearest cent
    8·1 answer
  • Lauren goes to exhibition. She purchased some wooden antiques for $70. She purchased a table for $44 and 2 chairs. Each of the c
    15·1 answer
  • Which is NOT a common denominator for 2/3 and 1/2 ?<br><br> A. 18<br> B. 12<br> C. 6<br> D. 3
    6·2 answers
  • How can u <br> Simplify negative 9 over 6 divided by 3 over negative 2. .
    14·1 answer
  • if the intercept made on the line y=mx by the lines x=2 and x=5 is less than 5,then the range of m is
    8·1 answer
  • Find the coordinates of the points of intersection of the graphs without building them: 5x–4y=16 and x–2y=6
    15·1 answer
  • A national standard requires that public bridges over feet in length must be inspected and rated every 2 years. The rating scale
    10·1 answer
  • Work out (3.6 times 10^-5) divided by (1.8 times 10^2) Give your answer in simplest form.
    7·1 answer
  • Round to the nearest tens: 997.9<br> Help?
    11·2 answers
  • A Produce store sold 63 red apples. If the ratio of red apples to green apples sold was 7:2,
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!