\(9\left(\dfrac{km}{h}\right)=2,5\left(\dfrac{m}{s}\right);54\left(\dfrac{km}{h}\right)=15\left(\dfrac{m}{s}\right)\)
\(a=\dfrac{v-v_0}{t}=\dfrac{15-2,5}{10}=1,25\left(\dfrac{m}{s^2}\right)\)
\(\Rightarrow s=v_0t+a\dfrac{1}{2}t^2=2,5\cdot10+1,25\cdot\dfrac{1}{2}\cdot10^2=87,5\left(m\right)\)
*Nếu ý đề hỏi hỏi là quãng đường*