2 years ago

What is the mass of 75¢ in nickels?

1 answer:

6 0

According to the United States Mint, the mass of 1 nickel is 5.000 g.

$\dfrac{\$0.75}{\$0.05} = 15$

There are 15 nickles in 75 cents worth of nickels.

15 * 5.000 g = 75.000 g

Answer: 75.000 grams

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Lina20 [59]

Answer:

16%

Step-by-step explanation:

The data provided on brand purchased by age group is.

$\begin{array}{ccc}Age&Buick&Honda\\Under\ 40&6&17\\40\ or\ older&19&8\end{array}$

A total of 50 cars were sold this month.

Since the number of buyers 40 years or older that purchased a Honda is 8, the percentage is:

$P=\frac{8}{50}=0.16=16\%$

16% of buyers were 40 years or older and purchased a Honda.

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2 years ago

The function f is defined by f(x) = 2x²-1. Find f (2x).

umka21 [38]

Answer: $f(2x)=8x^2-1$

Step-by-step explanation:

All that is required here is to substitute x = 2x into the right side in the same way that is done for a numeric value.

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3 years ago

what is the slope of the line that passes through the points (10,2) and (19,14) write your answear in simplist form

irakobra [83]

Answer: 1 1/3

Step-by-step explanation: slope is the difference in y values over the difference in the c values

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What is the solution to the system of equations? y = x – 10 2x + y = 4

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2x+(x-10)=4
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3x=14
x=4.6 repeating

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3 years ago

The solution to -6+1/4w=-4

Svetllana [295]

So firstly, add both sides by 6: $\frac{1}{4}w=2$

Next, multiply both sides by 4, and your answer will be $w=8$

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