সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
Length of a rectangle is increased by 60%. By what percent would the width have to be decreased to maintain the same area?
Length of a rectangle is increased by 60%. By what percent would the width have to be decreased to maintain the same area?
- ক. 75%
- খ. 55%
- গ. 75/2%
- ঘ. 60%
সঠিক উত্তরঃ 75/2%
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