সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
Sumi walks to her office at the rate of 4 miles per hour. If she increases her walking speed by one mile per hour, she would reach her office half an hour earlier than the previous time. What is the distance in miles of her office from her house?
Sumi walks to her office at the rate of 4 miles per hour. If she increases her walking speed by one mile per hour, she would reach her office half an hour earlier than the previous time. What is the distance in miles of her office from her house?
- ক. 10
- খ. 12
- গ. 16
- ঘ. 20
সঠিক উত্তরঃ 10
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