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meriva
2 years ago
13

In a proportion, the first, second and the fourth terms are 121, 165 and 405 respectively. Find the third

Mathematics
1 answer:
alexandr1967 [171]2 years ago
3 0
123568900008763245954433467899900
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Ace Truck leases its 10-ft box truck at $20/day and $0.50/mi, whereas Acme Truck leases a similar truck at $15/day and $0.55/mi.
Masja [62]

Answer:

a) f(x) = 0.5 \frac{dollars}{day} x + 20

g(x) = 0.55 \frac{dollars}{mi} x + 15

b) f(70)=0.5*70 +20 =55

g(70)= 0.55*70 + 15 =53.5

If we want to minimize the cost then we should rent the Acme Truck company.

Step-by-step explanation:

Assuming the following questions.

(a) Find the daily cost of leasing from each company as a function of the number of miles driven and sketch the graph of these functions.

For the Ace truck we know that leases its 10-ft box truck at $20/day and $0.50/mi. So then f(x) representing the daily cost is given by:

f(x) = 0.5 \frac{dollars}{day} x + 20

Where x represent the  number of miles driven

For the Acme Truck we know that leases a similar truck at $15/day and $0.55/mi, so then the g*x( representing daily cost would be given by:

g(x) = 0.55 \frac{dollars}{mi} x + 15

Where x represent the miles driven.

We can see the plot on the figure attached.

(b) Which company should you rent a truck from for 1 day if you plan to drive 70 miles and wish to minimize cost?

If we replace the value x=70 for both functions we got:

f(70)=0.5*70 +20 =55

g(70)= 0.55*70 + 15 =53.5

If we want to minimize the cost then we should rent the Acme Truck company.

7 0
3 years ago
An online movie streaming plan charges an annual fee of $60 plus $2.50 per
bazaltina [42]

Answer:

1st plan: 24 movies 2nd plan: 10

Step-by-step explanation:

if the 2nd plan has to be the exact value of the 1st plan you would have to divide 6.25 from 62.50.

8 0
4 years ago
At the movie theater, child admission is $5.30 and adult admission is 9.20. On Monday, four times as many adult tickets as child
AnnyKZ [126]
124 tickets sold at $9.20 = $1140.80
124÷4 =31
31 tickets sold at $5.30 = $164.30
$1140.80+$164.30=$1305.10
so so if you take the 124 tickets and divide it by 4 you get 31. The answer is 31 rickets were sold that day.
4 0
3 years ago
Help me please in geometry
weeeeeb [17]
A I think that is right 
8 0
4 years ago
Convert 3/8 into decimal
saveliy_v [14]
Divide numerator (top number) by denominator (bottom number). 3 divided by 8. It’s 0.375
3 0
4 years ago
Read 2 more answers
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