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Mekhanik [1.2K]
3 years ago
7

Ann travels from town a to town b in 3 hours she then takes another hour to travel from town b to town c the distance between to

wn a and town b is 100 miles the distance between town b and town c is 49 miles what is Ann's average speed for The Whle journey
Mathematics
1 answer:
abruzzese [7]3 years ago
8 0

add the total time = 3+1 = 4 hours

 add total miles = 100+49 = 149

divide 149 by 4= 149/4 = 37.25 miles per hour average

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PLS HELP AS SOON AS YOU CAN!!!....
N76 [4]

Answer:

I would say B because there are 15 1s


5 0
4 years ago
a company that manufactures bicycles has a fixed cost of $80,000. it costs $100 to produce each bicycle. the total cost for the
frez [133]

C(x) = 80000 + 100x is the total cost as function of number of cycles produced

C(90) = 89000 and it costs $ 89000 to produce 90 bicycles

<em><u>Solution:</u></em>

Given that, company that manufactures bicycles has a fixed cost of $80,000

Fixed cost = $ 80,000

Let x be the number of cycles produced

Let C(x) be the total cost as function of number of cycles produced

It costs $100 to produce each bicycle

Variable cost = 100 x number of cycles produced

variable cost = 100x

The total cost for the company is the sum of its fixed cost and variable costs

total cost = fixed cost + variable cost

C(x) = 80000 + 100x

Thus total cost as function of "x" is found

<em><u>Find and interpret C(90)</u></em>

Substitute x = 90 in C(x)

C(90) = 80000 + 100(90)

C(90) = 80000 + 9000

C(90) = 89000

Thus it costs $ 89000 to produce 90 bicycles

3 0
3 years ago
Flip a coin three times. You will win $2 for each heads. What is the expected winning (expectation of your winning)
Romashka [77]

The three coins could land any these 8 ways:

HHH, HHT, HTH, HTT, THH, THT, TTH, TTT

P(3 heads) = 1 way out of 8  or 1/8

P(2 heads) = 3 ways out of 8 or 3/8

P(1 head) = 3 ways out of 8 or 3/8

P(0 heads) = 1 way out of 8 or 1/8

x=Winnings  P(x)  E(x)=x�P(x)

    $3      1/8      $.375

    $2      3/8      $.75

    $1      3/8      $.375

  -$10      1/8     -$1.25

---------------------------

Total expectation =   $ .25

7 0
3 years ago
Put these numbers in ascending order 1,3-3,-5,-7
sammy [17]

Answer:

-7 , -5 , - 3 , 1 ,3

Step-by-step explanation:

ascending order is arranging from the lowest number to highest number.

5 0
3 years ago
Read 2 more answers
What is the value of x
Rina8888 [55]
The angles are congruent because they are vertical so we can set them equal to one another.

3x + 50 = 6x - 10
3x + 60 = 6x
60 = 3x
20 = x
3 0
3 years ago
Read 2 more answers
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