On monday, it took 5 builders 3 and a 1/2 hours to build a wall. an identical wall needs to be built on tuesday but only 2 builders are available. each builder is paid £9.30 for each hour or part of an hour they work. work out how much each builder will be paid for the work completed by tuesday.

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Find 1 worker :
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Find 2 workers :
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Find cost of 1 worker :
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Since they are paid hourly or part of an hour at £9.30.

One builder = £9.30 x 9 = £83.70

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Each worker will be paid £83.70.
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the image of (6, 9) under a dilation is (4, 6). the scale factor is

b. 2/3