alleryایک سائیکل سوار 20 km کی رفتار سے 10 km/h، پھر 40 km 20 km/h پر سوار ہوتا ہے۔ کل وقت؟
A3 گھنٹے
B6 گھنٹے
C5 گھنٹے
D4 گھنٹے
Answer & Solution
Correct answer: D. 4 گھنٹے
دو مراحل میں 20 ÷ 10 = 2 گھنٹے اور 40 ÷ 20 = 2 گھنٹے لگتے ہیں، کل 4 گھنٹے۔
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