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 Elijah? Give your answer in seconds.

Boys Time taken
Ken 71 s 
Harry 55 s
Ahmad 90 s
Elijah 45 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 Elijah? Give your answer in seconds.

Boys Time taken
Ken 71 s 
Harry 55 s
Ahmad 90 s
Elijah 45 s