Cristina175 Cristina175

14-06-2022
Mathematics

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Please help with this question (with explanation) thanks!

Please help with this question with explanation thanks class=

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colinspurdle colinspurdle

14-06-2022

The reaction times form a straight line with gradient of 60/140 = 3/7 m/kph
Reaction time at 130 kph = 3/7 x 130 = 390/7 = 56 m to nearest whole number

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