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scoundrel [369]
3 years ago
9

A supermarket is selling two types of​ candies, orange slices and strawberry leaves. The orange slices cost $1.27 per pound and

the strawberry leaves cost $1.77 per pound. How many pounds of each should be mixed to get a 88​-pound mixture that sells for $11.16​?
Mathematics
2 answers:
marta [7]3 years ago
5 0

Answer:

8 pound of orange slices

5 pound of strawberry leaves.

Step-by-step explanation:

Let X = weight of orange slices and Y = weight of strawberry leaves.

Therefore,

Quantities:

i. X + Y = 13

Cost:

ii. 1.27X + 1.77Y = 19.01

Rearranging i. equation:

Y = 13 – X

Substituting this in the second equation

1.27X + 1.77*(13 – X) = 19.01

1.27X + 23.01 - 1.77X= 19.01

0.5X = 4

X = 8

Inputting the value X into i. equation:

8 = 13 – Y

Y = 5.

garik1379 [7]3 years ago
3 0

The question here has wrong numbers. Here is the correct question:

A supermarket is selling 2 types of candies, orange slices and strawberry leaves. The orange slices cost $1.27 per pound and the strawberry leaves cost $1.77 per pound. How many pounds of each should be mixed to get a 13-pound mixture that sells for $19.01?

Answer:

8 pounds of orange slices and 5 pounds of strawberry leaves

Step-by-step explanation:

This question is related to simple algebra

Let x represent orange slices weight

Let y represent strawberry leaves weight

The sum of the weights of x and y will be 13 pounds

So first equation will be x + y = 13

The total cost will be $19.01

So the second equation will be

1.27x + 1.77y = 19.01

Using first equation  

x + y = 13

x = 13 – y

Substituting this in the second equation

1.27 (13 - y) + 1.77y = 19.01

16.51 – 1.27y + 1.77y = 19.01

16.51 + 0.5y = 19.01

y = 5

 

Using this value of y to find x

x = 13 – y

x = 13 – 5

x = 8

So 8 pounds of orange slices and 5 pounds of strawberry leaves

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Answer:

Step-by-step explanation:

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If the points lying on the graph are (-3, -10), (-4, -8) and (0, 8),

For (0, 8),

f(0) = a(0)² + b(0) + c

8 = c

For a point (-3, -10),

f(-3) = a(-3)² + b(-3) + 8

-10 = 9a - 3b + 8

9a - 3b = -18

3a - b = -6 --------(1)

For (-4, -8),

f(-4) = a(-4)² + b(-4) + 8

-8 = 16a - 4b + 8

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4a - b = -4 ------(2)

Subtract equation (1) from equation (2)

(4a - b) - (3a - b) = -4 + 6

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From equation (1),

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f(x) = 2x² + 12x + 8

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By comparing this function with the vertex form of the function,

y = a(x - h)² + k

where (h, k) is the vertex.

Vertex of the function 'f' will be (-3, -10)

And axis of symmetry will be,

x = -3

From the given graph, axis of the symmetry of the function 'g' is; x = -3

Therefore, both the functions will have the same axis of symmetry.

y-intercept of the function 'f' → y = 8 Or (0, 8)

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Therefore, y-intercept of 'f' is greater than 'g'

Average rate of change of function 'f' = \frac{f(b)-f(a)}{b-a} in the interval [a, b]

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                                                               = \frac{-10-8}{3}

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Average rate of change of function 'g' = \frac{g(b)-g(a)}{b-a}

                                                                = \frac{g(-3)-g(-6)}{-3+6}

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Therefore, Average rate of change of function 'f' is less than 'g'.

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stiv31 [10]
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Answer:

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3 years ago
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Step-by-step explanation:

Since we have given that

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Probability that matches are expected to lose is given by

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Number of matches expected to lose is given by

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Hence, there are 4 matches that are expected to lose by a soccer team.

5 0
4 years ago
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