allery12 કિમી/કલાકની ઝડપે સાઇકલ ચલાવનારને 2 કલાકની લીડ મળે છે. એક બાઇક 18 કિમી/કલાકની ઝડપે આવે છે. પકડવાનો સમય?
A3 કલાક
B4 કલાક
C6 કલાક
D2 કલાક
Answer & Solution
Correct answer: B. 4 કલાક
સાયકલ સવારની લીડ 12 × 2 = 24 કિમી છે અને બાઇક દર કલાકે 18 − 12 = 6 કિમી, 24 ÷ 6 = 4 કલાકમાં ઝડપે છે.
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