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BartSMP [9]
4 years ago
11

Two joggers run 8 miles north and then 5 miles west what they is the shortest distance to the nearest tenths of a mile they must

travel to return to their starting point
Mathematics
1 answer:
balandron [24]4 years ago
8 0

Answer:

Step-by-step explanation:

Use pythagoras: a^2+b^2=c^2

so rearrange to b^2=a^2-c^2

so 8^2-5^2

64-25=39

Square root

square root of 39 is 6.2 miles is the answer

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Please answer this question correctly!
Natalija [7]

Answer:

Perfect negative correlation

Step-by-step explanation:

7 0
4 years ago
a bag of flour contains 8 cups of flour a batch of cookies requires 1 2/5 cups of flour how many batches of cookies can you make
Nataliya [291]
Put 8 into fraction form: 8/1

Put 1 2/5 into a mixed number: 1*5+2 as numerator and 5 as denominator (7/5)

Now multiply 8/1 by the reciprocal of 7/5, which is basically just the numerator and denominator flipped, so 5/7. This is like dividing.

8/1*5/7= 40/7

40/7= about 5.7.

So, your answer would be 5.7 batches, or 5 complete batches would be a better answer.


8 0
4 years ago
Can someone help me with my summer school geometry work ?
JulsSmile [24]

Answer:

second one

Step-by-step explanation:

8 0
3 years ago
Find the future value and interest earned if $8704.56 is invested for 8 years at 4% compounded (a) semiannually and (b) continuo
Sliva [168]

a) The future value, principal plus interest, with compound interest on a principal of $8,704.56 at a rate of 4% per year compounded 2 times per year over 8 years is <u>$11,949.50</u>.

b) The future value, principal plus interest, with compound interest on a principal of $8,704.56 at a rate of 4% per year compounded continuously over 8 years is <u>$11,987.29</u>.

<h3>How is the future value determined?</h3>

The future value can be determined using an online finance calculator.

Data and Calculations:

<h3>a) Compounded Semiannually:</h3>

Principal (P): $8,704.56

Annual Rate (R): 4%

Compound (n): Compounding Semi-Annually

Time (t in years): 8 years

<u>Result</u>:

A = $11,949.50

A = P + I where

P (principal) = $8,704.56

I (interest) = $3,244.94

<h3>Calculation Steps:</h3>

First, convert R as a percent to r as a decimal

r = R/100

r = 4/100

r = 0.04 rate per year,

Then solve the equation for A

A = P(1 + r/n)nt

A = 8,704.56(1 + 0.04/2)(2)(8)

A = 8,704.56(1 + 0.02)(16)

A = $11,949.50

<h3>b) Compounded Continuously:</h3>

Using the formula A = Pert

Principal (P):  $8,704.56

Annual Rate (R): 4%

Compound (n): Compounding Continuously

Time (t in years):   8 years

<u>Result</u>:

A = $11,987.29

A = P + I where

P (principal) = $8,704.56

I (interest) = $3,282.73

<h3>Calculation Steps:</h3>

First, convert R as a percent to r as a decimal

r = R/100

r = 4/100

r = 0.04 rate per year,

Then solve the equation for A, using the mathematical constant, e = 2.71828

A = Pert

A = 8,704.56(2.71828)(0.04)(8)

A = $11,987.29

Thus, while the future value of $8,704.56 at a rate of 4% per year compounded semiannually over 8 years is <u>$11,949.50</u>,  the future value of $8,704.56 at a rate of 4% per year compounded continuously over 8 years is <u>$11,987.29</u>.

Learn more about compounding interest at brainly.com/question/24274034

#SPJ1

8 0
2 years ago
Is dollars 250 is to be divided among Neymar Rohit Sharma and Nadal so that Neymar gets two parts Rohit gets three parts and Nad
Hatshy [7]

Answer:

Step-by-step explanation:

Total amount of money to be shared among Neymar, Rohit Sharma and Nadal is $250

Neymar gets two parts. This means that Neymar gets 1/2 × total amount of money.

Neymar gets 1/2 × 250 = 125

The percentage will be amount that Neymar gets divided by the total amount and multiplied by 100. It becomes

125/250 × 100 = 50%

Rohit gets three parts. This means that Rohit gets 1/3 × total amount of money.

Rohit gets 1/3 × 250 = 83.33

The percentage will be amount that Rohit gets divided by the total amount and multiplied by 100. It becomes

83.33/250 × 100 = 33.33%

Nadal gets five parts. This means that Nadal gets 1/5 × total amount of money.

Nadal gets 1/5 × 250 = 50

The percentage will be amount that Nadal gets divided by the total amount and multiplied by 100. It becomes

50/250 × 100 = 20%

6 0
3 years ago
Read 2 more answers
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