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beks73 [17]
4 years ago
8

Can you help me so I can help my brother! If the first day was 3/8 and the second day was 1 1/8 and the third day was 1 1/2. Wha

t will be the fifth day?
Mathematics
2 answers:
Aneli [31]4 years ago
8 0

First day: 3/8

Second day: 1 1/8

Third day: 1 1/2

Fourth day: ?

Fifth day: ?

Find the difference:

3/8 ------ 8/8 -------- 1 1/8 = 6/8 = 3/4

3/4------ 4/4 ------- 1 2/4 = 3/4

The difference is 3/4.

Add 3/4 to the third day to find 4th and add 4th to find 5th.

4th day: 1 1/2 + 3/4

1 2/4 + 3/4

6/4 + 3/4 = 9/4 = 2 1/4

5th day: 2 1/4 + 3/4

9/4 + 3/4

12/4 = 3

//Hopefully it helps.

Maksim231197 [3]4 years ago
3 0

Answer:

19/2

Step-by-step explanation:

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dangina [55]
X=3 because the equation is 9x=5x + 9 + x.
8 0
3 years ago
In a survey of 1000 eligible voters selected at random, it was found that 100 had a college degree. Additionally, it was found t
o-na [289]

Answer:

A. 8%

B. 39.6%

C. 58.4%

D. 41.6%

Step-by-step explanation:

Computation to determine the probability of eligible voter selected at random

First step is to Draw up a contingincy table which will include Rows = Degree/No degree

and Columns= Vote/Not vote

..............Vote..No vote

Degree 80...20...100

(80%*100=80)

(100-80=20)

No Degree 504..396..900

(1000-100=900)

(56%*900=504)

(504-900=396

Totals 584..416...1000

(80+504=584)

(20+396=416)

(900+100=1,000)

Summary

..............Vote..No vote

Degree 80...20...100

No Degree 504..396..900

Total Totals 584..416...1000

A. Calculation to determine the probability of The voter had a college degree and voted in the last presidential election.

P = 80/1,000

P=0.08*100

P=8%

Therefore the probability of The voter had a college degree and voted in the last presidential election will be 8%

B. Calculation to determine the probability of The voter did not have a college degree and did not vote in the last presidential election.

P =396/1000

P=0.396*100

P=39.6%

Therefore the probability of The voter did not have a college degree and did not vote in the last presidential election will be 39.6%

C. Calculation to determine the probability if The voter voted in the last presidential election.

P = 584/1,000

P=0.584*100

P=58.4%

Therefore the probability if The voter voted in the last presidential election will be 58.4%

D. Calculation to determine the probability if The voter did not vote in the last presidential election.

P = 416/1000

P=0.416*100

P=41.6%

Therefore the probability if The voter did not vote in the last presidential election will be 41.6%

8 0
3 years ago
What is 10 - 5 2/3??
Roman55 [17]
10 - 5(2/3) 
10 - 3(1/3)
20/3 is your final answer
4 0
3 years ago
Because of a problem in the program, the timer in a video player did not begin counting until the video had been playing for sev
777dan777 [17]

Answer:

105 frames

Step-by-step explanation:

Given that:

At 0 seconds, the video had already played 190 frames and there are 25 frames being played per second.

When the time is equal to 3 \dfrac{2}{5}, the number of frames that are already being played is:

= 3 \dfrac{2}{5} \times 25

=  \dfrac{17}{5} \times 25

= 17 × 5

= 85 frames.

But recall that, the frames had already played 190 frames at 0 seconds, then the number of frames that had already been played when the time is equal to 3 \dfrac{2}{5} is;

=(190 - 85) frames

= 105 frames

7 0
3 years ago
Read 2 more answers
What is the area of a sector with a central angle of 8 π/11 radians and a radius of 7.2 ft? use 3.14 for π and round your final
coldgirl [10]

Answer:

59.19 ft^2

Step-by-step explanation:

step 1

Find the area of the circle

The area of the circle is equal to

A=\pi r^{2}

we have

r=7.2\ ft

\pi =3.14

substitute

A=(3.14)(7.2)^{2}

A=162.78\ ft^2

step 2

we know that

The area of a circle subtends a central angle of 2π radians

so

using proportion

Find out the area of a sector with a central angle of 8 π/11 radians

\frac{162.78}{2\pi }\frac{ft^2}{rad} =\frac{x}{(8\pi/11)}\frac{ft^2}{rad} \\\\x=162.78(8/11)/2\\\\x=59.19\ ft^2

7 0
4 years ago
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