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Veronika [31]
3 years ago
8

Help ill mark you brainlist

Mathematics
1 answer:
adell [148]3 years ago
8 0
The differences between he numbers are 19, so the answer is 58 + 19 = 71
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The cost y to rent an off road vehicle is proportional to the time that you rent it. It costs $48 to rent it for 3 hours. Write
Flura [38]

y = 16h is the equation that represents the situation, where "y" is the total cost to rent and "h" is the number of hours

<h3><u>Solution:</u></h3>

Given that, cost y to rent an off road vehicle is proportional to the time that you rent it

Let "y" be the cost to rent the road vehicle

Let "h" be the number of hours rented for

Then, by given statement,

\text{ cost to rent the vehicle } \propto \text{ number of hours rented for }

y \propto h\\\\y = kh -------- eqn 1

Where "k" is the constant of proportionality

<em><u>Given that it costs $ 48 to rent it for 3 hours</u></em>

Therefore, y = 48 and h = 3

48 = k \times 3\\\\k = \frac{48}{3} = 16

<em><u>Substitute k = 16 in eqn 1</u></em>

y = 16 \times h\\\\y = 16h

Thus y = 16h is the equation that represents the situation

8 0
3 years ago
BearCo produces alutin (and alloy of aluminium and tin) bearings for truck engines. Prior to shaping, ingots
liberstina [14]
Let x be a random variable representing the mean thickness of alutin.

a.) P(2.97 < x < 3.08) = P((2.97 - 3.05)/0.025 < z < (3.08 - 3.05)/0.025) = P(-3.2 < z < 1.2) = P(z < 1.2) - P(z < -3.2) = P(z < 1.2) - [1 - P(z < 3.2)] = P(z < 1.2) + P(z < 3.2) - 1 = 0.88493 + 0.99931 - 1 = 0.88424
4 0
3 years ago
A manufacturer gets a shipment of 580 batteries of which 27 are defective. The store manager wants to be able to test random sam
alekssr [168]

Kate

Step-by-step explanation:

hcl+Na2co3=2Nacl+h2o+co2

8 0
3 years ago
Mark wants to know how many families in his neighborhood plan to attend the neighborhood party. He puts all 80 of the neighborho
bonufazy [111]

Answer:

A. No, this is not a valid inference because he asked only 20 families

Step-by-step explanation:

You cannot assume that those are the only families that would want to go; you have to ask all the families.

8 0
3 years ago
Read 2 more answers
How do you write 680,705 in expanded form??
atroni [7]

<em>Hello!</em>

<em>The expanded form is:</em>

<em>600,000 + 80,000 + 700 + 5</em>


<em>Toodles~</em>

4 0
3 years ago
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