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Nata
1 month ago
5

The quantities xxx and yyy are proportional. xxx yyy 5.85.85, point, 8 5.85.85, point, 8 7.57.57, point, 5 7.57.57, point, 5 11.

211.211, point, 2 11.211.211, point, 2 Find the constant of proportionality (r)(r)left parenthesis, r, right parenthesis in the equation y=rxy=rxy, equals, r, x. r =r=r, equals
Mathematics
2 answers:
Zina [12.3K]1 month ago
5 0
The proportionality constant is 75/58 or approximately 1.29. In order to find this value, we start with the relation y = rx. Solving for r gives us r = y/x. By substituting the known values of y = 7.5 and x = 5.8 into the equation, we arrive at r = 7.5/5.8. To make this easier to calculate, we multiply both the numerator and denominator by 10, yielding r = (7.5 * 10)/(5.8 * 10), which simplifies to r = 75/58. While it is preferred to keep the answer as a fraction, it can also be approximated to 1.29.
babunello [11.8K]1 month ago
5 0

Answer:

the answer is 1

hope this is useful:D

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What are the eight-digit grid coordinates for benchmark 86 (circled in red)?
lawyer [12517]

Answer:

An eight-digit grid coordinate allows for precision within 10 meters.

Step-by-step explanation:

Grid coordinates are designed to direct accurately to a specific location by using a map that includes equally spaced vertical and horizontal lines, each assigned numbers to outline a place. The intersection of these vertical and horizontal lines has unique identifiers and creates small sections called grid squares.

The precision increases with the number of digits in the coordinate; an eight-digit designation gives accuracy to the nearest 10 meters.

3 0
2 months ago
Delaney would like to make a 10 lb nut mixture that is 60% peanuts and and 40% almonds. She has several pounds of peanuts and se
AnnZ [12381]

Response:

If there are "p" pounds of peanuts and "m" pounds of a mixture containing '20% peanuts and 80% almonds', then we can formulate the following equations:

p + m = 10 -----------(1) and

4m/5 = 4 ------------(2)

The solution yields 5 lb peanuts and 5 lb mixture.

Detailed explanation:

In the mixture that Delaney desires to create, there will be

\frac {10 \times 60}{100} lb

= 6 lb of peanuts

Thus, there will be (10 - 6) lb

= 4 lb of almonds

If Delaney has "p" pounds of peanuts and "m" pounds of the '20% peanuts and 80% almonds' mixture, then based on the problem statement,

p + m = 10 -----------(1) and

4m/5 = 4 ------------(2)

From equation (2), we derive

m = 5 --------------(3)

From (1) and (3), we find that

p = (10 - 5) = 5

7 0
1 month ago
(2 thousands 7 tens) times 10
babunello [11817]

You may either multiply the numbers or the place value, and both methods will yield the same answer.

(2 thousands, 7 tens) multiplied by 10 results in

... (20 thousands, 70 tens)

or

... (2 ten-thousands, 7 hundreds)

8 0
2 months ago
How many times greater is the value of the 3 in 4,367 than the value of the 3 in 39?​
Inessa [12570]
Approximately 111.97
8 0
1 month ago
As part of Kayla's exercise program, she either runs 6 miles/day or rides her bike 10 miles/day. Her new goal is to cover a mini
lawyer [12517]
To find out the number of days, we should create equations based on the values provided. The total distance Kayla aims to travel combines both her running distance and her biking distance.

200 miles = (6 miles/day)x + (10 miles/day)y

where x signifies the days she spent running and y represents the days bike riding.

If the minimum biking days are set to be 15, indicated by y = 15, we have:

200 miles = (6 miles/day)x + (10 miles/day)(15 days)

Solving for x gives:
200 = 6x + 150
50 = 6x
x = 8.3333 days

Total days = 15 days biking + 8.3333 days running = 23.3333 days, approximately making it 24 days.
8 0
2 months ago
Read 2 more answers
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