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since 1991, house paint produced

Since 1991, house paint produced in Canada must contain no more than 600 ppm of lead. What is the maximum mass of lead permitted
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2. asked by Eliza
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since 1991, house paint produced in Canada must contain no more than 600 ppm of lead. What is the maximum mass of lead permitted
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2. asked by GEORGE`
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need direction on part c.Rosa and her friend build & paint a tree house. On monday they paint 2/5 of the tree house. On tuesday
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2. asked by Chris
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If Sally can paint a house in 4 hours, & John can paint the same house in 6 hours, how long will it take for both of them to
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2. asked by Katie
3. 767 views
I have trouble solving word problems. Can you help me solve this problem?If Sally can paint a house in 4 hours, and John can
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2. asked by Becky
3. 670 views
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to
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2. asked by Zac
3. 1,161 views
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to
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2. asked by frank
3. 562 views
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to
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2. asked by thommini
3. 546 views
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to
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2. asked by kimnlesc
3. 552 views
If sally can paint a house in 4hrs, and John can paint the same house in 6hrs, How long will it take for both of them to paint
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2. asked by Smith
3. 513 views