alleryએક પદયાત્રા 12 km 4 km/h પર ચાલે છે અને 1 h આરામ કરે છે. આરામ સહિતની સરેરાશ ઝડપ?
A4 km/h
B3 km/h
C2 km/h
D5 km/h
Answer & Solution
Correct answer: B. 3 km/h
ચાલવામાં 12 ÷ 4 = 3 કલાક લાગે છે, તેથી બાકીના સહિત સરેરાશ ઝડપ 12 ÷ 4 = 3 km/h છે.
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