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
In-s [12.5K]
1 year ago
8

Sand and gravel are mixed in the ratio 5:3 to form ballast.

Mathematics
1 answer:
r-ruslan [8.4K]1 year ago
8 0
<h3>Answer:  1250 kg of sand</h3>

Work Shown:

sand/gravel = 5/3

x/750 = 5/3

3x = 750*5

3x = 3750

x = 3750/3

x = 1250

You might be interested in
The food service manager conducted a random survey of students to determine their preference for new lunch menu items. Which of
gogolik [260]

Answer:

<u>Inferences A, B and C are correct.</u>

Complete question, data and inferences:

Item                         Number of students

Pizza                                   6

Salad Bar                           27

Pita Sandwiches                13

Burritos                             24

The food service manager conducted a random survey of students to determine their preference for new lunch menu items. Which of these inferences can be drawn from the manager’s data? Select all that apply.  

A. About twice as many students prefer salad bar as compared to pita sandwiches.  

B. About three-fourths of students prefer either salad bar or burritos.

C. About half as many students prefer pita sandwiches as compared to burritos.

D. Burritos are the most preferred item.

E. Twice as many students prefer pizza as compared to pita sandwiches.

Source:

Question that can be found at quizizz dot com. We can't copy and paste the exact URL because brainly will block it.

Step-by-step explanation:

A. About twice as many students prefer salad bar as compared to pita sandwiches.   True. Two times 13 is 26 and the number of students that prefer Salad Bar is 27.

B. About three-fourths of students prefer either salad bar or burritos.  True. 51 students are the 73% (about three-fourths of the students surveyed) of the total students surveyed, 70.

C. About half as many students prefer pita sandwiches as compared to burritos. True. 13 is almost the half of 24.

D. Burritos are the most preferred item.  False. Salad Bar is the most preferred item.

E. Twice as many students prefer pizza as compared to pita sandwiches.  False. It's the opposite actually; twice as many students prefer pita sandwiches as compared to pizza.

4 0
2 years ago
What does X=<br> 10<br> 8<br> 9<br> ……..
kherson [118]

Answer:

8 because 4+4=8 and 5+5=10

4 0
2 years ago
Read 2 more answers
Help! Please ASAP !!!!!
VladimirAG [237]
You must do work presented inside parentheses first.  Thus, do this first:  (-5-7).
3 0
3 years ago
Read 2 more answers
On a number line, A is at -2 and B is at 4. What is the coordinate of C, which is 2/3
STatiana [176]

Answer:

  2

Step-by-step explanation:

The distances have the ratio:

  (C -A) = (2/3)(B -A)

  C = (2/3)B +(1/3)A . . . . . add A

  C = (2B +A)/3 . . . . . . . . combine terms

  C = (2(4) +(-2))/3 = 6/3 = 2

The coordinate of C is 2.

7 0
3 years ago
When x=8 and y=20 find y when x=42
ella [17]
When x=42 that means it is 8x6 so that means that the y = 120 becuase its 20x6
answer= y=120
7 0
3 years ago
Other questions:
  • Select from the drop down menus to correctly complete each statement
    14·2 answers
  • Some pupils from your school participate in sports games; precisely 2/31 participate in athletics and 1/9 in volleyball games. K
    9·1 answer
  • ______________ is the only operation performed in distributive property.<br> ? Help!
    5·1 answer
  • A dinner bill of 13.37 had 6% added to that total. What was the amount of the tax
    12·1 answer
  • Can someone help me with geometry! PLEASE!
    13·1 answer
  • Find the square of 12 find the square root of 196,324
    11·1 answer
  • Math questions 40 and 41!!
    5·1 answer
  • How many liters of water should be added to 18 liters of a 14% bleach solution so that the resulting solution contains only 10%
    5·1 answer
  • Join the zoommmmmmmmmm
    7·2 answers
  • What is the value of 6x - 3y if x = 5 and y = -1?
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!