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klio [65]
3 years ago
14

What is 15.36x(-0.45)

Mathematics
2 answers:
azamat3 years ago
7 0

Answer:

15.36\times (-0.45)=-6.912

Step-by-step explanation:

Given : Expression 15.36\times (-0.45)

To find : What is the solution of the expression ?

Solution :

Expression 15.36\times (-0.45)

When we multiply a positive number by negative number then the result is always negative.

Re-write the expression by removing decimal,

15.36\times (-0.45)=-\frac{1536}{100}\times \frac{45}{100}

15.36\times (-0.45)=-\frac{1536\times 45}{10000}

15.36\times (-0.45)=-\frac{69120}{10000}

15.36\times (-0.45)=-6.912

Therefore, 15.36\times (-0.45)=-6.912

lord [1]3 years ago
5 0
<span>Simplifying 15.36x[-0.45] = 0 Reorder the terms for easier multiplication: 15.36 * -0.45x = 0 Multiply 15.36 * -0.45 -6.912x = 0 Solving -6.912x = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Divide each side by '-6.912'. x = 0 Simplifying x = 0</span>
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Eduardwww [97]

Answer:

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Step-by-step explanation:

We are told in the question that

An apple picker in China earns an average wage of 45 cents per hour.

Mathematically

1 hour= 45 cents............ Equation 1

An apple picker can harvest about 2.0 bushels of apples each hour.

Mathematically

2.0 bushels = 1 hour ..............Equation 2

We are told that each bushel contains about 126 apples

1 bushel = 126 apples

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= 252 apples

Combining Equation 1 and 2 together,

We can say

An apple picker in 1 hour harvests 2 bushels of apples which is 252 apples and is paid 45 cents

1 hour = 2 bushels of apples

1 hour = 252 apples

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Hence we can say fro harvesting 252 apples, an apples picker is paid 45 cents

Mathematically,

252 apples = 45 cents

One gallon of apple juice requires 40 apples

We are to calculate the labor cost of one gallon of apple juice in dollars

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40 apples = X cents

Cross Multiply

40 × 25 = 252 × X

X = (40× 25) ÷ 252

X = 3.984063745 cents

Hence the labor cost of 40 apples = 3.984063745 cents

Approximately = 3.98 cents

Converting 3.98 cents to dollars

100 cents = 1 dollar

3.98 cents =

= 3.98/100

= 0.0398 dollars.

Therefore, the labor cost of one gallon of apple juice in dollars is 0.0398 dollars.

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Answer:

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Step-by-step explanation:

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