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FromTheMoon [43]
1 year ago
10

Victoria read a 160-page historical fiction novel followed by a science fiction novel of the exact same length. Her average read

ing speed of the science fiction novel was 2 pages per hour more than her average reading speed of the historical fiction novel. Victoria models her novel reading marathon with the following expression, where x represents her average reading speed of the historical fiction novel. What does x + 2 represent in this situation? A. the total time taken to read the novels B. the average reading speed of the historical fiction novel C. the average reading speed of the science fiction novel D. the number of pages of the science fiction novel
Mathematics
2 answers:
postnew [5]1 year ago
6 0

The answer is C: the average reading speed of the science fiction novel.

If x is her reading speed for the historical fiction novel, and her reading speed for the sci-fi novel is just two pages more than that of the historical fiction novel, then the equation to find out how fast she reads the science fiction novel would be x + 2, as you’re adding 2 to the reading speed of the historical fiction book (x)

mote1985 [20]1 year ago
4 0

Answer:

The answer to this question is correct but on PLATO the answer choice is actually A.

Step-by-step explanation:

PLATO

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what is 1608 divided by 268, my answer was 5 but apparently its 6 so please explain why and show work :)
Sever21 [200]
If you multiply 268 with 6, you get 1608 as your answer.

6 0
2 years ago
Pavel’s pocket money increases from €12 per week to €15 per week. Work out the percentage increase in his pocket money.
aleksklad [387]

Answer:

12 --> 15

It's a 25% increase.

Increase = New Number - Original Number

15-12=3

Then:  divide the increase by the original number and multiply the answer by 100.

3/12=1/4=0.25 x 100=25

25% is the answer

6 0
1 year ago
A little girl is watching planes take off of the runway from a building's rooftop 40 meters away from the airport. If the height
worty [1.4K]

Answer:

h = 417.81 meters

The altitude of the plane is 417.81 meters

Step-by-step explanation:

given;

The initial height of the girl h0 = 400 m

Horizontal distance from the airport d = 40 m

Angle of elevation of the plane ∅= 24°

The altitude of the plane when the picture was taken is equal to initial height of the girl plus the elevation height.

h = he + h0

And he (elevation height) can be derived as;

he = dtan∅

he = 40tan24°

Substituting into the equation;

h = 40tan24° + 400

h = 417.81 meters

The altitude of the plane is 417.81 meters

5 0
1 year ago
Given: AB ∥ DC
RSB [31]

Answer:

A=1,720.16\ units^2

Step-by-step explanation:

we know that

The area of the trapezoid is equal to

A=\frac{1}{2}(DC+AB)DE

step 1

Find the measure of angle DAE

m∠ADC+m∠DAE=180° -----> by consecutive interior angles

we have

m∠ADC = 134°

substitute

134°+m∠DAE=180°

m∠DAE=180°-134°=46°

step 2

In the right triangle ADE

Find the length side AE

cos(∠DAE)=AE/AD

AE=cos(46\°)(40)\\AE=27.79\ units

step 3

In the right triangle ADE

Find the length side DE

sin(∠DAE)=DE/AD

DE=sin(46\°)(40)\\DE=28.77\ units

step 4

Find the area of ABCD

A=\frac{1}{2}(DC+AB)DE

we have

DC=32\ units\\AB=DC+2(AE)=32+2(27.79)=87.58\ units\\DE=28.77\ units

substitute

A=\frac{1}{2}(32+87.58)28.77

A=1,720.16\ units^2

5 0
2 years ago
c) Keeping all other criteria the same, add a child to the family you used in part a to determine the monthly expenses. How does
SCORPION-xisa [38]

Answer:

as a child is increased there is more income as well as expenditure..May be expenditure will be more at first but gain will be later

5 0
2 years ago
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