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MakcuM [25]
3 years ago
7

NEED ANSWER ASAP pls

Mathematics
1 answer:
EleoNora [17]3 years ago
4 0

Answer:

Let F = Fran's income

Let W = Winston's income

Combined income is 80000  ==>  F + W = 80000

One quarter of Winston's income is the same as one-sixth of Fran's income  ==>  

(1/4)*W = (1/6)*F

Multiply the 2nd equation by 12 to clear the fractions  

3*W = 2*F

Solve this equation for F

F = (3/2)*W

Substitute this value for F into the 1st equation

(3/2)*W + W = 80000

(5/2)*W = 80000

W = (2/5)*80000 = 32000

So F = 80000 - 32000 = 48000

So Winston earns 32000 and Fran earns 48000

Check:  One quarter of Winston's income is 32000/4 = 8000

           One sixth of Fran'e income is 48000/6 = 8000

Step-by-step explanation: Hope this helps

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Please help. Find the product or quotient in simplified form. Explain how to multiply and divide fractions.
miskamm [114]
<span>5 1/6 x 1/3
</span>first convert 5 1/6 (which is a mixed fraction) into an improper fraction ...
=> 6*5+1/6 = 31/6
=>now we have ... 31/6 * 1/3
=> to multiply fractions we multiply the numerators ( top numbers ) with each other and the denominators (bottom numbers ) also the same way ...
=> 31/6 * 1/3 => 31*1 / 6*3 => 31/18 
=> then divide them to get answer as mixed fraction ..
=> 1 13/18  ..

<span>3 1/2 / 1 1/3
</span>=> here also first convert 3 1/2 and 1 1/3 into improper fractions ..
=> 3 1/2 => 2*3+1/2 => 7/2 
=> 1 1/3 => 3*1+1/3=> 4/3
=> now divide them ..
=> 7/2/4/3 
=> for dividing fractions we take the reciprocal of one fraction and then multiply ..
=> 7/2 * 3/4 
=> now multiply these two fractions ..
=> 7*3/2*4 => 21/8 
=> answer as mixed fraction = 2 5/8 ...

Hope it helps !!!


7 0
3 years ago
24/25 is A. equal to B. less than C. greater than 96%​
ale4655 [162]

Answer:

<h2>A. equal to 96%</h2>

Step-by-step explanation:

p\%=\dfrac{p}{100}

\dfrac{24}{25}=\dfrac{24\cdot4}{25\cdot4}=\dfrac{96}{100}=96\%

5 0
3 years ago
14 ten thousands+12 thousands
makkiz [27]
It's 0 because the 1 plus 0 equals 0 ur welcome
4 0
4 years ago
Read 2 more answers
Use Stokes' Theorem to calculate the circulation of the field F around the curve C in the indicated direction. F = 3yi + yj+zk
jok3333 [9.3K]

Answer:

\int \int \bigtriangledown F\ X\ dS = \int F\cdot dr = 12π

Step-by-step explanation:

The field F is given by:

F = 3y\hat{i} + y\hat{j}+z\hat{k}      (1)

The curve C is the ellipse:

\frac{x^2}{4}+\frac{y^2}{64}=1\\\\(\frac{x}{2})^2+(\frac{y}{8})^2=1

In order to calculate the circulation of F around the curve C, you first find the parametric equation for the given ellipse.

The general form of an ellipse equation is:

(\frac{x}{a})^2+(\frac{y}{b})^2=1

The parametric equation is:

r(t)=acost \hat{i} + bsint\hat{j}=2cost\hat{i}+8sint\hat{j}      (2)

The Stokes's theorem is given by the following identity:

\int \int \bigtriangledown F\ X\ dS = \int F\cdot dr    

The path integral is also:

\int F\cdot dr=\int F(r(t))\cdot dr(t)      (3)

For F(r(t)) and dr(t) you obtain:

F(r(t))=3(8sint)\hat{j}+(8sint)\hat{j}+(z)\hat{k}\\\\dr(t)=(-2sint\hat{i}+8cost\hat{j}+0\hat{k})dt\\\\F(r(t))\cdot dr(t)=(-48sin^2t+64cos^2t)dt

Next, in the equation (3) you obtain:

\int_0^{2\pi} (-48sin^2t+64cos^2t)dt=\int_0^{2\pi}(-\frac{48}{2}(1-cos2t)+\frac{64}{2}(1+cos2t))dt\\\\=\int_0^{2\pi}(-24+24cos2t+32+32cos2t)dt\\\\=\int_0^{2\pi}(6+56cos2t)dt\\\\=[6t+56sin2t]_0^{2\pi}=[6(2\pi)-0]=12\pi

The circulation of the field around C is 12π

5 0
3 years ago
I need help with this question
k0ka [10]

Answer:

The answer is A. 7

Step-by-step explanation:

5 0
3 years ago
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