alleryଜଣେ ଡ୍ରାଇଭର 40 km/h ବେଗରେ 3 hours ଏବଂ ତା’ପରେ 60 km/h ବେଗରେ 2 hours ଗାଡ଼ି ଚଳାନ୍ତି। ହାରାହାରି ବେଗ କେତେ?
A46 km/h
B48 km/h
C50 km/h
D52 km/h
Answer & Solution
Correct answer: B. 48 km/h
5 hours ରେ ଦୂରତା ହେଉଛି 120 + 120 = 240 km, ତେଣୁ ହାରାହାରି ବେଗ ହେଉଛି 48 km/h।
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