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# Maths help watch

1. Can you help me out with this question?
The points scored for running 200 metres are worked out using the formula
p²=5(42.5-T)²
Work out the time, in seconds it took Timmy to run 200 metres
2. Is this all the information youre given?
3. (Original post by Kavin123)
Can you help me out with this question?
The points scored for running 200 metres are worked out using the formula
p²=5(42.5-T)²
Work out the time, in seconds it took Timmy to run 200 metres
square root both sides, divide both sides by square root 5, resolve for t and god help you because this question isn't clear about what p is
4. (Original post by Hajra Momoniat)
Is this all the information youre given?
Sorry didn't give all the information.
where p² is the number of points scored when the time taken to run 200 metres is T seconds.
Timmy scores 1280 points in the 200 metres
work out the time
5. (Original post by goatygoat)
square root both sides, divide both sides by square root 5, resolve for t and god help you because this question isn't clear about what p is
Sorry didn't give all the information.
where p² is the number of points scored when the time taken to run 200 metres is T seconds.
Timmy scores 1280 points in the 200 metres
6. (Original post by Kavin123)
Sorry didn't give all the information.
where p² is the number of points scored when the time taken to run 200 metres is T seconds.
Timmy scores 1280 points in the 200 metres
work out the time
Np
Do what goaty goat said
7. (Original post by Kavin123)
Sorry didn't give all the information.
where p² is the number of points scored when the time taken to run 200 metres is T seconds.
Timmy scores 1280 points in the 200 metres
Okay so you have then rearrange to find T.

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