# Expression of a variable from formula - examples - page 29

1. A report Maricris can type a committee report in 5 hours. Jane helped Maricris and together they finished the report in 3 hours. How long would it take Jane to complete the report she had worked alone?
2. Rectangle 45 The perimeter of a rectangle is 60cm. If the length of the rectangle is 20cm. a)find the width b)find the area.
3. Given Given 2x =0.125 find the value of x
4. Greg and Bill Greg is 18 years old. He is 6 less than 4 times Bill's age. How old is Bill?
5. Workers 9 If two workers fix two windows in an hour how many windows can 18 workers fix in the same two windows?
6. Rectangular plot The dimensions of a rectangular plot are (x+1)m and (2x-y)m. If the sum of x and y is 3m and the perimeter of the plot is 36m. Find the area of the diagonal of the plot.

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