alleryଜଣେ ପଦଯାତ୍ରୀ ଘଣ୍ଟା ପ୍ରତି 4 କିଲୋମିଟରରେ 12 କିଲୋମିଟର ଚାଲିଥାଏ ଏବଂ 1 ଘଣ୍ଟା ବିଶ୍ରାମ କରେ | ବିଶ୍ରାମ ସହିତ ହାରାହାରି ଗତି?
A4 km/h
B3 km/h
C2 km/h
D5 km/h
Answer & Solution
Correct answer: B. 3 km/h
ଚାଲିବା 12 ÷ 4 = 3 ଘଣ୍ଟା ନେଇଥାଏ, ତେଣୁ ଅବଶିଷ୍ଟ ହାରାହାରି ଗତି 12 ÷ 4 = 3 କିମି / h |
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