Question 945637
x = paul's hours to paint the room alone
y = jamie's hours to paint the room alone
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x = 2y
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rate:
r = w/t
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rates are additive:
1/x + 1/y = 1/3
x = 2y
1/(2y) + 1/y = 1/3
1/(2y) + 2/(2y) = 1/3
3/(2y) = 1/3
(2y) = 3*3
y = 3*3/2
y = 4.5
x = 2y
x = 9
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answer:
x = 9
y = 4.5
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