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After doing all the calculations I get a ratio of 1/4 to 9/16. Now I just need to find the ratio of these two fractions.

it takes doug 6 days to reroof a house. if dougs son helps him, the job can be compleated in 4 days. how long would it take for dougs son, working alone to do the job? please show me how to solve...

what is the answer to the question?

This should be easy, but I might be over thinking it. What test should I use to compare two group mean scores. I am scoring U.S. and Korea cultural values using an existing survey instrument.

A rectangular piece of metal is 2 inches longer than it is wide. Four inch squares are cut from each corner to make a box with a volume of 32 cubic inches. What were the original dimensions of the...

We are given n(U)=73, n(A)=35, n(B)=43, n(C)=42, n(A intersect B)=18, n(A intersect C)=27, n(B intersect C)=27, n(A intersect B intersect C')=3.   Find (a) n((A u B u C)')...

The sum of the digits of a two digit counting number is 8. When the digits are reversed the number is 18 greater than the original number. What was the original number?

A construction firm is planning its next housing project. They plan to build a new estate consisting of two types of houses: a Luxury house and an Affordable house. The details of each are...

A circle has a circumference of 100ft. How much does the radius increase if one foot is added to the circumference? use 6.28 for 2r