Question
Four boys took part in a race. The table shows the time taken by the four boys. 
How much slower was the slowest runner in the race compared to Riordan? Give your answer in seconds.

Boys Time taken
Ivan 62 s 
Cody 81 s
Archie 43 s
Riordan 58 s


1 m

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Four boys took part in a race. The table shows the time taken by the four boys. 
How much slower was the slowest runner in the race compared to Riordan? Give your answer in seconds.

Boys Time taken
Ivan 62 s 
Cody 81 s
Archie 43 s
Riordan 58 s