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

Boys Time taken
Pierre 31 s
David 45 s
Charlie 65 s
Andy 68 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 faster was the fastest runner in the race compared to David? Give your answer in seconds.

Boys Time taken
Pierre 31 s
David 45 s
Charlie 65 s
Andy 68 s