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3 years ago

How does my lung capacity compare to a trained athlete

1 answer:

8 0

Well a traines athlete has build their lung capacity to withstand the amount of pressure put on it, but for someone who is not a trained athlete their ling capacity is not as great and can not with stand as much pressure.

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It cost you $12 to start up your

brilliants [131]

Step-by-step explanation:

let no. of hours be x.

45x - 12 ≥ 117

45x ≥ 129

x ≥ 2.8667 (5sf)

therefore, 3 hours (round up to next whole number).

Topic: inequalities

If you like to venture further, do check out my insta (learntionary) where I regularly post useful math tips! Thank you!

6 0

3 years ago

I got 1.1... is that right?

kap26 [50]

No, the answer is 2

X=2

This is because if we multiply the number by x which is 2

so DST is 110, and RSD is 44, so that is 154, and if we do it with RST we also get 154

So the correct answer is X=2

3 0

3 years ago

Which graph represents the function of f(x) = the quantity of 4 x squared minus 16, all over 2 x minus 4? (2 points)

Whitepunk [10]

The answer to your porblem would be

7 0

2 years ago

Solve: 2.5k+47.4=81.9

belka [17]

Answer:

k=13.8

Step-by-step explanation:

Given function:

2.5k+47.4=81.9
to find k..

Subtract final and middle value:

$81.9-47.4= 34.5$

Divide by 2.5:

$34.5*2.5=13.8$

Therefore, k=13.8..

8 0

3 years ago

Please help me I don’t understand

andrezito [222]

angle 5 and angle 4 are exterior angles

7 0

2 years ago