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 2 years ago
y varies jointly with p and q. When p = 4 and q = 5, y = 60. Find y when p = 5 and q = 8.
 2 years ago
y varies jointly with p and q. When p = 4 and q = 5, y = 60. Find y when p = 5 and q = 8.

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yazthespaz
 2 years ago
Best ResponseYou've already chosen the best response.0@Brittni0605 could you help me if your not busy? Thank You!

Brittni0605
 2 years ago
Best ResponseYou've already chosen the best response.0Hmm, gimme a sec plz

mark_o.
 2 years ago
Best ResponseYou've already chosen the best response.1y varies jointly with p and q. the formula would be y=kpq 60=k(4)5 solve for k then Find y when p = 5 and q = 8.

mark_o.
 2 years ago
Best ResponseYou've already chosen the best response.1can you do the next step?

Brittni0605
 2 years ago
Best ResponseYou've already chosen the best response.0@yazthespaz , you can follow @mark_o. I need a few min, sorry

yazthespaz
 2 years ago
Best ResponseYou've already chosen the best response.0y= k(5)(8)= 40 so the answer is y = k (40)

yazthespaz
 2 years ago
Best ResponseYou've already chosen the best response.0which will equal y = 40

yazthespaz
 2 years ago
Best ResponseYou've already chosen the best response.0@Brittni0605 okay, its fine

mark_o.
 2 years ago
Best ResponseYou've already chosen the best response.1yes correct but did you do how to solve for k earlier

mark_o.
 2 years ago
Best ResponseYou've already chosen the best response.160=k(4)5 60=k(20) so 60/20=k k=__? ok good luck now it seems you got now the correct answer... :D
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