Three potential employees took an aptitude test. Each person took a different version of the test. The scores are reported below. Thomas got a score of 86.7; this version has a mean of 66.3 and a standard deviation of 12
Morgan got a score of 288.6; this version has a mean of 279 and a standard deviation of 16.
Reyna got a score of 7.92; this version has a mean of 7.4 and a standard deviation of 0.4.
If the company has only one position to fill and prefers to fill it with the applicant who performed best on the aptitude test, which of the applicants should be offered the job?
Thomas
Morgan
Reyna

50x5=$250

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sure i'm up for it

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answer:

total cost for tiles and paints is $924.  

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we have been given that a community hall is in the shape of a cuboid. the hall is 40m long 15m high and 3m wide.

the paint will be required for 4 walls and ceiling.

let us find area of walls and ceiling.

therefore, the area of walls and ceiling is 1410 square meters.

given: cost for 10 litre of paint is $10 and 10 litre paint covers 25 square meter. therefore,

therefore, the total painting cost is $564.

tiles will be required for floor. let us find the area of floor.

given: 1m squared floor tiles costs $3. so,

therefore, the total tiles cost is $360.

now let us find combined total cost of tiles and paint.

therefore, the combined total cost of tiles and paint is $924.

2 over 5 and 4 over 15

don’t know last one sorry

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