Decimals, SM_Bank 024

John measured the water depth at the end of his jetty for five days in a row.

The measurements are summarised in the table below.

	Monday	Tuesday	Wednesday	Thursday	Friday
Water Level	1.24 m	1.07 m	1.42 m	1.15 m	1.38 m

On which day was the water level the highest? (1 mark)

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On which day was the water level the lowest? (1 mark)

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On which day was the median (middle) water level measurement? (1 mark)

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What is the difference between the highest and lowest water levels? (2 marks)

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Show Answers Only

a. `text(Wednesday)`

b. `text(Tuesday)`

c. `text(Monday)`

d. `0.35\ text(metres)`

Show Worked Solution

`text(Order from lowest to highest water level)`

`=>\ text(Tues , Thurs , Mon , Fri , Wed) `

a. `text(Highest) = 1.42\ text(m) =>text(Wednesday)`

b. `text(Lowest) = 1.07\ text(m) =>text(Tuesday)`

c. `text(Middle) = 1.24\ text(m) =>text(Monday)`

d. `text(Difference between highest and lowest)`

`=1.42-1.07`

`= 0.35\ text(metres)`