**1**+**4**+**6**=11 so susan gets**1**/11**1**/11 x 163 =14.818181821 Answers · Science & Mathematics · 03/10/2010

Sally can paint

**1**/ 4th of the house in an hour.**John**can paint**1**/ 6th of the house in an hour. You find the lowest common denominator (12) and...1 Answers · Science & Mathematics · 12/01/2009

Sally

**does 1**/**4**of the work in**1**hour, and**John does 1**/**6**in an hour. In x hours, Sally**does**x/**4**of the work...4 Answers · Science & Mathematics · 17/05/2011

(

**1**/**4**)^**6**= (**1**^**6**)/(**4**^**6**) =**1**/4096. (3/**4**)^**4**= (3^**4**)/(**4**^**4**) = 81/256. -**John**4 Answers · Science & Mathematics · 10/04/2008

Do these as rates: Sally can paint

**1**/**4**of the house per hour**John**can paint**1**/**6**of the house per hour Working together for T hours, they will...3 Answers · Science & Mathematics · 25/03/2009

... for each unit, there is £15. Therefore, Ryan: 1 unit = £15 John : 4 units = 4 * £15 = £60 Susan: 6 units = 6 * £15 = £90 <-- Answer to check if ...

6 Answers · Science & Mathematics · 06/04/2008

...th house in one hour for Sally and

**1**/ 6th of the house in one hour for**John**So together they do**1**/**4**+**1**/**6**th part of the house in one hour. So the time to do the entire house is...4 Answers · Science & Mathematics · 16/10/2011

If Sally can paint a house in

**4**hours, then she can do**1**/**4**of the job in**1**hour. Likewise,**John**can do**1**/**6**of the job in**1**hour. Makes sense right? Now let x be the time it...7 Answers · Science & Mathematics · 14/07/2010

If

**John does**it in**6**hours, he can complete**1**/**6**of the job in one hour. Silvester can do**1**/**4**of the job in an hour. How long it will take them is ...5 Answers · Science & Mathematics · 14/03/2008

Sally =

**1**/**4**&**John**=**1**/**6 1**/**4**+**1**/**6**=**1**/x First: eliminate fractions - multiply the ...5 Answers · Science & Mathematics · 21/06/2007