s₁ = s₂
s₂ = s₁
Use equations of uniformly accelerated motion.
s₁ = × a × 5² = ;
distance covered in 10 s = × a × 10 × 10 =
⇒ Distance covered in next 5 s, s₂ = – =
⇒ s₂ = 3 s₁
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