cars A and B are d=60m apart and travelling at u(A)=8.89 and u(B)=6.67.knowing that 45s after driver A apply his brake to avoid overtaking B,the two cars collide,determine the uniform deceleration of car A.(adsbygoogle = window.adsbygoogle || []).push({});

i have tried to form eqns using s=ut + 1/2a(t^2) for both cars and substitute into [car A-car B=60] and can't find the answer.

the answer is 0.0395.

pls help........thanx.....

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# Cars A and B are d=60m apart and travelling at u(A)=8.8

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